Gaya APA

Evert, R, F., Eichhorn, S, E. (2013). Raven biology of plants (international edition) (8th ed.). New York: W.H. Freeman and Company.

Gaya MLA

Evert, Ray, F.., Eichhorn, Susan, E.. "Raven biology of plants (international edition)". 8th ed. New York: W.H. Freeman and Company, 2013. Text.