You can find 7th ed. reference examples here;
For Referencing and Citing Literature According to The Publication Manual of the American Psychological Association, 6th ed. See drop down menus.
Williams, J. (2008). The victims of crime. Sociology Review, 17(4), 30-32. Retrieved from http://www.philipallan.co.uk/sociologyreview/index.htm
IN TEXT CITATION: (Williams, 2008)
Wilens, T. E., & Biederman, J. (2006). Alcohol, drugs, and attention-deficit/hyperactivity disorder: A model for the study of addictions in youth. Journal of Psychopharmacology, 20, 580-588. doi:10.1177/0269881105058776
IN TEXT CITATION: (Wilens & Biederman, 2006)
Three to five authors
Rocha, C., McCant, F., & White, J. (1999, Spring). Closing time: Workers’ last call. Forum for Applied research and Public Policy, 14 (1), 65 - 69. doi xxxxxxxxx.
IN TEXT CITATION: first time cited (Rocha, McCant, & White, 1999)
subsequent citations (Rocha et al., 1999)
For more than six authors, list the first six followed by et al.
Smith, B., Jones, J., Alexander, G., Loring, A.J., Harrod, V., James, T.R., et al. (2001). A study of the effectiveness of drug prevention programs on the attitudes of adolescent males. Psychology Today, 16 (8), 45-50. doi xxxxxxxxx
IN TEXT CITATION: (Smith et al., 2001)
Journal Article (paginated by issue), more than seven authors
Fuchs, D., Fuchs, L. S., Al Otaiba, S., Thompson, A., Yen, L., McMaster, K. N. Yang, N. J. (2001). K-PALS: Helping kindergartners with reading readiness: Teachers and researchers in partnerships. Teaching Exceptional Children, 33(4), 76-80. Retrieved from http://www.cec.sped.org/content/navigationmenu/publications2/teachingexceptionalchildren/
IN TEXT CITATION: (Fuchs et al., 2001)
Journal article from a database
Kooy, M. & Chiu, A. (1998, November). Language, learning, and literature in the ESL classroom. English Journal, 88 (2), 78-84. Retrieved from Proquest database, Article No. 00138274.
IN TEXT CITATION: (Kooy & Chiu, 1998)
Company or institution as author.
Levi Strauss Inc. (1999, March 15). Levi offers package for laid-off workers. Business Insurance, 47-50. doi xxxxxxxxx
IN TEXT CITATION: (Levi Strauss Inc.,1999)
Article with no author listed:
Will benefits help keep your happy employees happy with you? (2002, March/April). Commercial Law Bulletin, 17, 6-10. doi xxxxxxxxx
IN TEXT CITATION( use short title comprised of first few words in lieu of author): (“Will Benefits,” 2002)
Pendergrass, C. L. (1998). Preventing reading difficulties in young children. Washington, DC: National Academy Press. doi: xxxxxxxxx
IN TEXT CITATION: (Pendergrass, 1998)
Book When the Author is also the publisher
National Reading Panel. (1999). Report of the National Reading Panel: Teaching children to read. Washington, DC: Author. doi: xxxxxxxxx
IN TEXT CITATION: (National Reading Panel, 1999)
Vogel, C. G. (1999). Legends of landforms: Native American lore and the geology of the land [Adobe Reader version]. Retrieved from http://www.netlibrary.com/
IN TEXT CITATION: (Vogel, 1999)
Heinlein, G. (2007, July 24). Michigan smoking ban takes big step. Detroit News. Retrieved from http://www.detnews.com
IN TEXT CITATION: (Heinlein, 2007)
Tarnoff, S. (2000). Study reveals link between employee turnover and lack of customer satisfaction. Retrieved from http://www.hrbub.com/news&analysis/recruitingandstaffing.html
IN TEXT CITATION: (Tarnoff, 2000)
Time to learn facts and overview. (n.d.). Retrieved from http://www.timetolearn.org/factsandandorg.html
IN TEXT CITATION: (“Time to Learn,” n.d.)
Brewster, C., & Railsback, J. (2002). Full-day kindergarten: Exploring an option for extended learning. Retrieved from ERIC database. (ED472733)
IN TEXT CITATION: (Brewster & Railback, 2002)