Cita APA (7a ed.)

National Geographic Society (U.S.). (1991). The Curious naturalist. National Geographic Society.

Cita Chicago Style (17a ed.)

National Geographic Society (U.S.). The Curious Naturalist. Washington, D.C.: National Geographic Society, 1991.

Cita MLA (8a ed.)

National Geographic Society (U.S.). The Curious Naturalist. National Geographic Society, 1991.

Precaución: Estas citas no son 100% exactas.