Cita APA (7a ed.)
Garret, W. E. National Geographic: Vol. 167, no. 2, Febreuary 1985. National Geographic Society.
Cita estilo Chicago (17a ed.)
Garret, Wilbur E. National Geographic: Vol. 167, No. 2, Febreuary 1985. Washington, EUA: National Geographic Society.
Cita MLA (9a ed.)
Garret, Wilbur E. National Geographic: Vol. 167, No. 2, Febreuary 1985. National Geographic Society.
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