Nixon announces that he will resign the Presidency. (2013). The History Channel website. Retrieved 10:37, June 18, 2013, from http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency.
Nixon announces that he will resign the Presidency. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency [Accessed 18 Jun 2013].
“Nixon announces that he will resign the Presidency.” 2013. The History Channel website. Jun 18 2013, 10:37 http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency.
“Nixon announces that he will resign the Presidency,” The History Channel website, 2013, http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency [accessed Jun 18, 2013].
“Nixon announces that he will resign the Presidency,” The History Channel website, http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency (accessed Jun 18, 2013).
Nixon announces that he will resign the Presidency [Internet]. The History Channel website; 2013 [cited 2013 Jun 18] Available from: http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency.
Nixon announces that he will resign the Presidency, http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency (last visited Jun 18, 2013).
Nixon announces that he will resign the Presidency. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/nixon-announces-that-he-will-resign-the-presidency. Accessed Jun 18, 2013.