Cita APA (7a ed.)

Estabrook, R. W., & Srere, P. A. (1981). Biological cycles. Academic.

Cita Chicago Style (17a ed.)

Estabrook, Ronald W., y Paul A. Srere. Biological Cycles. New York: Academic, 1981.

Cita MLA (8a ed.)

Estabrook, Ronald W., y Paul A. Srere. Biological Cycles. Academic, 1981.