APA (7th ed.) Citation

Mangan, S. (2012). Doomsday Preppers. National Geographic Channel.

Chicago Style (17th ed.) Citation

Mangan, Stephen. Doomsday Preppers. Washington, DC: National Geographic Channel, 2012.

MLA (9th ed.) Citation

Mangan, Stephen. Doomsday Preppers. National Geographic Channel, 2012.

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