APA (7th ed.) Citation

Sullivan, J., & LeBoutillier, K. (2010). National Geographic traveler: Vietnam (Second edition.). National Geographic Society.

Chicago Style (17th ed.) Citation

Sullivan, James, and Kris LeBoutillier. National Geographic Traveler: Vietnam. Second edition. Washington, D.C: National Geographic Society, 2010.

MLA (9th ed.) Citation

Sullivan, James, and Kris LeBoutillier. National Geographic Traveler: Vietnam. Second edition. National Geographic Society, 2010.