APA (7th ed.) Zitazioa

Niklas, K. J. (1997). The evolutionary biology of plants. University of Chicago Press.

Chicago Style (17th ed.) Zitazioa

Niklas, Karl J. The Evolutionary Biology of Plants. Chicago: University of Chicago Press, 1997.

MLA (9th ed.) Zitazioa

Niklas, Karl J. The Evolutionary Biology of Plants. University of Chicago Press, 1997.