Cita APA

Organization for Tropical Studies. (1972). Man's impact on tropical ecosystems in Costa Rica, past and present. [S.l.]: OTS.

Citación estilo Chicago

Organization for Tropical Studies. Man's Impact On Tropical Ecosystems in Costa Rica, Past and Present. [S.l.]: OTS, 1972.

Cita MLA

Organization for Tropical Studies. Man's Impact On Tropical Ecosystems in Costa Rica, Past and Present. [S.l.]: OTS, 1972.