Cita APA (7a ed.)

Pearson, R. G., & Ball, J. N. (1981). Lecture notes on vertebrate zoology. Blackwell Scientific Publications.

Cita Chicago Style (17a ed.)

Pearson, Ronald George, y John N. Ball. Lecture Notes on Vertebrate Zoology. Oxford: Blackwell Scientific Publications, 1981.

Cita MLA (9a ed.)

Pearson, Ronald George, y John N. Ball. Lecture Notes on Vertebrate Zoology. Blackwell Scientific Publications, 1981.