National Geographic society. (1992). Beyond the horizon: Adventures in faraway lands. National Geographic Society.
Style de citation Chicago (17e éd.)National Geographic society. Beyond the Horizon: Adventures in Faraway Lands. Washington, D.C.: National Geographic Society, 1992.
Style de citation MLA (9e éd.)National Geographic society. Beyond the Horizon: Adventures in Faraway Lands. National Geographic Society, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.