Cita APA

Sturkie, Sturkie, & D Paul. (1965). Avian physiology. Comstock publishing associates.

Chicago Edition Citation

Sturkie, Sturkie, i D Paul. Avian Physiology. Comstock publishing associates, 1965.

Cita MLA

Sturkie, et al. Avian Physiology. Comstock publishing associates, 1965.