Cita APA

Organization for Tropical Studies (Costa Rica). (1969). Tropical biology course. [Costa Rica]: Organization for Tropical Studies.

Citación estilo Chicago

Organization for Tropical Studies (Costa Rica). Tropical Biology Course. [Costa Rica]: Organization for Tropical Studies, 1969.

Cita MLA

Organization for Tropical Studies (Costa Rica). Tropical Biology Course. [Costa Rica]: Organization for Tropical Studies, 1969.

Precaución: Estas citas no son 100% exactas.