APA (7th ed.) Citation

Janzen, D. H. (1983). Costa Rican natural history. University of Chicago Press.

Chicago Style (17th ed.) Citation

Janzen, Daniel H. Costa Rican Natural History. Chicago: University of Chicago Press, 1983.

MLA (9th ed.) Citation

Janzen, Daniel H. Costa Rican Natural History. University of Chicago Press, 1983.

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