Cita APA

Walter, H. E., & Sayles, L. P. (1964). Biology of the vertebrates: A comparative study of man and his animal allies (3rd ed.).

Chicago Edition Citation

Walter, Herbert E., i Leonard P. Sayles. Biology of the Vertebrates: A Comparative Study of Man and His Animal Allies. 3rd ed. 1964.

Cita MLA

Walter, Herbert E., i Leonard P. Sayles. Biology of the Vertebrates: A Comparative Study of Man and His Animal Allies. 3rd ed. 1964.