Creating APA References Entries

Following is a list of sample citations for commonly used sources. Consult the current edition of the Publication Manual of the American Psychological Association (6th ed.) for a complete list of guidelines for formatting entries on the references page.

Print Examples

Single-Authored Book

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

Book with Multiple Authors

Two or more authors

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

Seven or more authors

Krauss, H., Weber, A., Appel, M., Enders, B., Isenberg, H. D., Schiefer, H. G., . . . Zahner, H. (2003). Zoonoses: Infectious diseases transmissible from animals to humans. Washington, DC: ASM Press.

Book by an Association or Organization

American Psychological Association. (2010). Publication manual of the American Psychological Association (6th ed.). Washington, DC: 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). Mahwah, NJ: Lawrence Erlbaum.

Collected Content in an Edited Book

Single editor

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

Multiple editors

Reynolds, W. M., & Johnston, H. F. (Eds.). (1994). Handbook of depression in children and adolescents. New York, NY: 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. 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

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. 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. Retrieved from JSTOR database at

Article from a Webpage

By Multiple Authors

Vorvick, L. J., Longstreth, G. F., & Zieve, D. (2011, January 10). E. coli enteritis. Retrieved from

By an Organization/Group

Centers for Disease Control and Prevention. (2012). Lead. Retrieved from

Unknown Author, Unknown Date

Water, carbon and nitrogen cycle. (n.d.) Retrieved from