Raven, P. H., & Johnson, G. B. (1996). Biology (4a. ed.). WCB.
Chicago Style (17th ed.) CitationRaven, Peter H., and George B. Johnson. Biology. 4a. ed. Dubuque: WCB, 1996.
MLA (9th ed.) CitationRaven, Peter H., and George B. Johnson. Biology. 4a. ed. WCB, 1996.
Warning: These citations may not always be 100% accurate.