All papers must be written in electronic files of Word 2007 with double spaces, in Times New Roman,
letter size 12, and A4 paper, leaving enough margin. Authors are asked to send brief curriculum vitae not
longer than 150 words.
Papers should not be longer than 30 pages. Longer papers may be accepted at the discretion of the
The authors should submit a file that includes the cover with the following information:
a.- Title and subtitle (if any) of the article.
b.- Complete name of the author(s).
c.- Institutional affiliation of the author: academic degree and position at the time of the study.
d.- Running head (Max: 50 characters).
e.- Grants or other financial source that support the study.
f.- Institution where the study was performed.
g.- Address, telephone number, and electronic address of the author(s).
h.- City where the manuscript was written.
i.-i.- Date in which the manuscript was sent for publication.
j.- The acknowledgements should state the surname, academic degree, and the type of collaboration.
k.- A brief curriculum vitae of each author.
Another file should include the piece of work with the following order of presentation:
a.- Spanish abstract (250 words if it is an experimental work and 150 if it is theoretical) and key words.
b.- English abstract (600 words) and key words.
e.- Tables, graphs, photographs, and the text foot notes must be sent on separate pages.
f.- Footnotes concerning to the text must be consecutively numbered throughout the article. Footnotes
should be indicated in the text with superscript Arabic numbers. The same will be included on
g.- All pages, except the cover page must be numbered with Arabic numerals on the upper righthand
Authors will be charged for paper longer than 30 pages including two pages with tables and two
pages with graphs.
References within the text should be between parentheses stating the author's surname and year of
It has been pointed out that the problem of factorial invariance should be analyzed according to the
purpose of factor analysis (Thurstone, 1969).
Direct quotes should be indicated by quotation marks. The author's surname, year of publication,
and pages must be in parentheses, following the quotations.
The use of weights and other measurements should be represented, as often as possible, in the metric
Tables must be consecutively numbered throughout the article with Arabic numbers and have the title
typed at the top of the page. The title will indicate: Table_ . The subtitle should be concise, accurate, and
descriptive, so that the reader does not should refer to the text to understand the contents of the table.
Graphs should be drawn on white drawing paper, in computer systems, using black ink and serially
numbered with Arabic numbers. Titles, numbers, symbols, and / or letters must be typewritten. The title
should be brief but self-explanatory and typed at the bottom of the page.
Photographs must be printed in black and white. The number and title of the article should be written
in pencil at the back and on top of each photograph. The corresponding captions and numbers of the
photographs must be written on a separate page.
The location of graphs and photographs in the text should follow the rules given for tables.
The references list will be added at the end of the paper. Note that a reference list quotes works that
specially support a particular article.
References must be arranged in alphabetical order, by the surname of the first author. In the case of
several works by the same first author:
a.- Single author entries precede multiple authors entries beginning with the same surname.
b.- References with the same first author and different second or third authors are arranged
alphabetically by the surname of the second author, and so on.
c.- References with the same authors in the same order are arranged by year of publication.
d.- References by the same author(s) with the same publication date are arranged alphabetically by title.
Books should be cited indicating: Author's surname and initial(s). (Year). Title. Place of publication:
Thurstone, L.L. (1969). Multiple factor analysis. A development expansion of the vectors of mind.
Chicago: The University of Chicago Press.
Journals should be cited by: Author's surname and initial(s). (Year). Title of work. Title of publication,
volume(number), pages of the article.
If the original version of a non-English publication is used as the source, please give the original
title and place the English translation between brackets.
It is also a requirement that authors check if each of the references used in the article has or not
a number of identification doi, accessing the link: http://www.crossref.org/guestquery/
The same should be added at the end of each one of them. Example:
Bandeira, D.R., Costa, A. & Arteche, A. (2008). Estudo de validade do DFH como medida de
desenvolvimento cognitivo infantil [The Draw-a-Person Test as a valid measure of children’s cognitive
development]. Psicología: Reflexao e Crítica, 2(2), 27-56.
In the electronic references, the consulting date, and the internet address will be cited too. Example:
Palacios, J., Moreno, M., & Jiménez, J. (1995). El maltrato infantil: Concepto, tipos, etiología [Child
abuse: Concept, types, etiology]. Infancia y Aprendizaje, 71, 7-21. Retreived in august 10, 2010