APA (7th ed.) Citation

Takhtajan, A. (1991). Evolutionary trends in flowering plants. Columbia University Press.

Chicago Style (17th ed.) Citation

Takhtajan, Armen. Evolutionary Trends in Flowering Plants. New York: Columbia University Press, 1991.

MLA (9th ed.) Citation

Takhtajan, Armen. Evolutionary Trends in Flowering Plants. Columbia University Press, 1991.