APA (7th ed.) Citation

Thien-Huong, C. D., & Franch Bullich, J. (2014). National Geographic: The Digital Challenge.

Chicago Style (17th ed.) Citation

Thien-Huong, Christine Dinh, and Josep Franch Bullich. National Geographic: The Digital Challenge. 2014.

MLA (9th ed.) Citation

Thien-Huong, Christine Dinh, and Josep Franch Bullich. National Geographic: The Digital Challenge. 2014.

Warning: These citations may not always be 100% accurate.