National Geographic Society (U.S.). (2016). Wild, beautiful places: Picture-perfect journeys around the globe. National Geographic.
Chicago-Zitierstil (17. Ausg.)National Geographic Society (U.S.). Wild, Beautiful Places: Picture-perfect Journeys Around the Globe. Washington, DC: National Geographic, 2016.
MLA-Zitierstil (9. Ausg.)National Geographic Society (U.S.). Wild, Beautiful Places: Picture-perfect Journeys Around the Globe. National Geographic, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.