Raven, P. H., & Johnson, G. B. (1989). Biology (2nd. ed.). Times Mirror.
Chicago Style (17th ed.) CitationRaven, Peter H., and George B. Johnson. Biology. 2nd. ed. St. Louis [u.a.]: Times Mirror, 1989.
MLA (9th ed.) CitationRaven, Peter H., and George B. Johnson. Biology. 2nd. ed. Times Mirror, 1989.
Warning: These citations may not always be 100% accurate.