Takhtajan, A. (1991). Evolutionary trends in flowering plants. Columbia University Press.
Cita Chicago Style (17a ed.)Takhtajan, Armen. Evolutionary Trends in Flowering Plants. New York: Columbia University Press, 1991.
Cita MLA (9a ed.)Takhtajan, Armen. Evolutionary Trends in Flowering Plants. Columbia University Press, 1991.
Precaución: Estas citas no son 100% exactas.