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Polio vaccine trials begin

APA Style

Polio vaccine trials begin. (2013). The History Channel website. Retrieved 12:50, May 25, 2013, from http://www.history.com/this-day-in-history/polio-vaccine-trials-begin.

Harvard Style

Polio vaccine trials begin. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/polio-vaccine-trials-begin [Accessed 25 May 2013].

MLA Style

“Polio vaccine trials begin.” 2013. The History Channel website. May 25 2013, 12:50 http://www.history.com/this-day-in-history/polio-vaccine-trials-begin.

MHRA Style

“Polio vaccine trials begin,” The History Channel website, 2013, http://www.history.com/this-day-in-history/polio-vaccine-trials-begin [accessed May 25, 2013].

Chicago Style

“Polio vaccine trials begin,” The History Channel website, http://www.history.com/this-day-in-history/polio-vaccine-trials-begin (accessed May 25, 2013).

CBE/CSE Style

Polio vaccine trials begin [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/polio-vaccine-trials-begin.

Bluebook Style

Polio vaccine trials begin, http://www.history.com/this-day-in-history/polio-vaccine-trials-begin (last visited May 25, 2013).

AMA Style

Polio vaccine trials begin. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/polio-vaccine-trials-begin. Accessed May 25, 2013.