Following is a list of sample citations for commonly used sources. Consult the current edition of the Publication Manual of the American Psychological Association (7th ed.) for a complete list of guidelines for formatting entries on the References page. Hopefully, you’ll notice that APA documentation style differs from MLA documentation style in a number of details; you signal your scholarly attention to detail and your willingness to join an established community of scholars when you take the time to format the documentation styles of your various academic disciplines correctly.

Print Examples

Single-Authored Book

Hoppensteadt, F. C. (1997). An introduction to the mathematics of neurons: Modeling in the frequency domain. Cambridge University Press.

Book with Multiple Authors

Two to nineteen authors

Pandi-Perumal, S. R., Cardinali, D. P., & Chrousos, G. (2007). Neuroimmunology of sleep. Springer.

Twenty or more authors

Krauss, H., Weber, A., Appel, M., Enders, B., Isenberg, H. D., Schiefer, H. G., Kant, R., Wong, A., Antrim, G., Emerson, G., Gerwig, G. D., Robbie M. G., King, V., Williams, Q., Atua, K., Ekatahuna, D., Ihoa, B. B., Scott, K. M., Cummins, N., . . . Zahner, H. (2003). Zoonoses: Infectious diseases transmissible from animals to humans. ASM Press.

Book by an Association or Organization

American Psychological Association. (2010). Publication manual of the American Psychological Association (6th ed.). Author.

Article or Chapter in an Edited Collection

Riding, R. (2001). The nature and effects of cognitive style. In Sternberg, R. J., & Zhang, L.-F. (Eds.), Perspectives on thinking, learning, and cognitive styles (pp. 47-72). Lawrence Erlbaum.

Collected Content in an Edited Book

Single editor

Gray, W. D. (Ed.). (2007). Integrated models of cognition systems. Oxford University Press.

Multiple editors

Reynolds, W. M., & Johnston, H. F. (Eds.). (1994). Handbook of depression in children and adolescents. Plenum Press.

Article in Print Periodical

With DOI

Marsh, J. K., & Ahn, W. (2012). Memory for patient information as a function of experience in mental health. Journal of Applied Cognitive Psychology, 26(3), 462-474. https://doi:10.1002/acp.2832

Without DOI

Murphy, V. M. (1960). Anxiety: Common ground for psychology and sociology. The American Catholic Sociological Review, 21(3), 213-220.

Electronic Examples

Book in Electronic Form

Levitin, D. J. (2002). Foundations of cognitive psychology: Core readings. Retrieved from http://ehis.ebscohost.com

Article in Online Periodical

With DOI

Oruç, I., Krigolson, O., Dalrymple, K., Nagamatsu, L. S., Handy, T. C., & Barton, J. S. (2011). Bootstrap analysis of the single subject with event related potentials. Journal of Cognitive Neuropsychology, 28(5), 322-337. https://doi:10.1080/02643294.2011.648176

Without DOI

Niccolai, V., Jennes, J., Stoerig, P., & Van Leeuwen, T. M. (2012). Modality and variability of synesthetic experience.The American Journal of Psychology, 125(1), 81-94. JSTOR. http://www.jstor.org/

Article from a Webpage

By Multiple Authors

Vorvick, L. J., Longstreth, G. F., & Zieve, D. (2011, January 10). E. coli enteritis. National Institutes of Health. http://www.nlm.nih.gov/medlineplus/ency/article/000296.htm

By an Organization/Group

Centers for Disease Control and Prevention. (2012). Lead. http://www.cdc.gov/niosh/topics/lead/

Unknown Author, Unknown Date

Water, carbon and nitrogen cycle. (n.d.) eTeaching Assistance Program. http://www.etap.org/demo/biology_files/lesson6/instruction4tutor.html