Graham, T. M. (1987). Biology, the essential principles (2nd ed.). Kendall/Hunt Pub..
Chicago Style (17th ed.) CitationGraham, Tom M. Biology, the Essential Principles. 2nd ed. Dubuque,Iowa: Kendall/Hunt Pub., 1987.
MLA (9th ed.) CitationGraham, Tom M. Biology, the Essential Principles. 2nd ed. Kendall/Hunt Pub., 1987.
Warning: These citations may not always be 100% accurate.