APA (7th ed.) Citation

National Geographic Society (U.S.) & Bellows, K. (2011). Secret journeys of a lifetime: 500 of the world's best hidden travel gems. National Geographic.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.) and Keith Bellows. Secret Journeys of a Lifetime: 500 of the World's Best Hidden Travel Gems. Washington, D.C: National Geographic, 2011.

MLA (9th ed.) Citation

National Geographic Society (U.S.) and Keith Bellows. Secret Journeys of a Lifetime: 500 of the World's Best Hidden Travel Gems. National Geographic, 2011.