Cita APA (7th ed.)

Adams, B., & Crabtree, P. (2012). Comparative osteology: A laboratory and field guide of common North American animals. Elsevier.

Cita Chicago (17th ed.)

Adams, Bradley, i Pam Crabtree. Comparative Osteology: A Laboratory and Field Guide of Common North American Animals. Boston, Mass.: Elsevier, 2012.

Cita MLA (9th ed.)

Adams, Bradley, i Pam Crabtree. Comparative Osteology: A Laboratory and Field Guide of Common North American Animals. Elsevier, 2012.