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Worst Days on Planet Earth

APA Style

Worst Days on Planet Earth. (2014). The History Channel website. Retrieved 9:43, July 31, 2014, from http://www.history.com/shows/the-universe/episodes/season-6.

Harvard Style

Worst Days on Planet Earth. [Internet]. 2014. The History Channel website. Available from: http://www.history.com/shows/the-universe/episodes/season-6 [Accessed 31 Jul 2014].

MLA Style

“Worst Days on Planet Earth.” 2014. The History Channel website. Jul 31 2014, 9:43 http://www.history.com/shows/the-universe/episodes/season-6.

MHRA Style

“Worst Days on Planet Earth,” The History Channel website, 2014, http://www.history.com/shows/the-universe/episodes/season-6 [accessed Jul 31, 2014].

Chicago Style

“Worst Days on Planet Earth,” The History Channel website, http://www.history.com/shows/the-universe/episodes/season-6 (accessed Jul 31, 2014).

CBE/CSE Style

Worst Days on Planet Earth [Internet]. The History Channel website; 2014 [cited 2014 Jul 31] Available from: http://www.history.com/shows/the-universe/episodes/season-6.

Bluebook Style

Worst Days on Planet Earth, http://www.history.com/shows/the-universe/episodes/season-6 (last visited Jul 31, 2014).

AMA Style

Worst Days on Planet Earth. The History Channel website. 2014. Available at: http://www.history.com/shows/the-universe/episodes/season-6. Accessed Jul 31, 2014.

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