Cita APA (7th ed.)

Carwardine, M. (1987). Animals on the move (1a. ed.). Oxford University.

Cita Chicago (17th ed.)

Carwardine, Mark. Animals on the Move. 1a. ed. Oxford: Oxford University, 1987.

Cita MLA (9th ed.)

Carwardine, Mark. Animals on the Move. 1a. ed. Oxford University, 1987.