Cita APA

Janzen, D. H. (1983). Costa Rican natural history. (1a. ed.). Chicago: University of Chicago.

Citación estilo Chicago

Janzen, Daniel H. Costa Rican Natural History. 1a. ed. Chicago: University of Chicago, 1983.

Cita MLA

Janzen, Daniel H. Costa Rican Natural History. 1a. ed. Chicago: University of Chicago, 1983.