Cita APA

Allee, W. C., & Schmidt, K. P. Ecological animal geography: : 2nd ed (2nd ed.).

Citación estilo Chicago

Allee, W. C., y Karl P. Schmidt. Ecological Animal Geography: : 2nd Ed. 2nd ed.

Cita MLA

Allee, W. C., y Karl P. Schmidt. Ecological Animal Geography: : 2nd Ed. 2nd ed.