APA Citation

Stiles, F. G. (. (1989). A guide to the birds of Costa Rica (Cornell University Press.).

Chicago Style Citation

Stiles, F. Gary (Autor/a). A Guide to the Birds of Costa Rica. Cornell University Press. 1989.

MLA Citation

Stiles, F. Gary (Autor/a). A Guide to the Birds of Costa Rica. Cornell University Press. 1989.

Warning: These citations may not always be 100% accurate.