5. If you cite a work with three or more authors:
The chimpanzee Nim was raised by researchers who trained him in American Sign Language by molding and guiding his hands (Terrace, Petitto, Sanders, & Bever, 1979).
In subsequent citations, use the first author's name followed by "et al." in either the signal phrase or the parentheses:
Nim was able to string together as many as 16 signs, but their order appeared quite random (Terrace et al., 1979).
6. If you cite two or more works in the same parentheses: Researchers argued that the apes in the early language experiments were merely responding to cues (Sebeok & Umiker, 1979; Terrace, 1979).
Making a References Page
Last name, First initial. (Year). Title. Place of Publication: Publishing Company
Example: Martin, P. (2000) The politics of the Vatican. New York: St. Martin's Press.
Last name, First initial. (Year). Article title. Journal Title, Volume Number, pages.
Example: Smith, P. (2002) The tyranny of the wireless industry. Wireless News, 12, 5-8. Notice that only the first word of the article title is capitalized; the journal name and volume number are both italicized.
WEBSITE Last name, First initial. (Date posted). Title of document. Date Retrieved from URL.
Example: Houlihan, L. (2004, January). Contemporary children's literature links. Retrieved 15 January 2004 from www.childlit.org