Cita APA (7th ed.)

Schuh, R. T., & Brower, A. V. Z. (2009). Biological systematics: Principles and applications (2nd ed.). Comstock Pub. Associates/Cornell University Press.

Cita Chicago (17th ed.)

Schuh, Randall T., i Andrew V. Z. Brower. Biological Systematics: Principles and Applications. 2nd ed. Ithaca: Comstock Pub. Associates/Cornell University Press, 2009.

Cita MLA (9th ed.)

Schuh, Randall T., i Andrew V. Z. Brower. Biological Systematics: Principles and Applications. 2nd ed. Comstock Pub. Associates/Cornell University Press, 2009.