Cita APA (7th ed.)

Sibly, R. M. (1986). Physiological ecology of animals: An evolutionary approach. Blackwell Scientific.

Cita Chicago (17th ed.)

Sibly, R. M. Physiological Ecology of Animals: An Evolutionary Approach. Oxford: Blackwell Scientific, 1986.

Cita MLA (9th ed.)

Sibly, R. M. Physiological Ecology of Animals: An Evolutionary Approach. Blackwell Scientific, 1986.