Arthur Sylvester on the Gulf of Tonkin Incident. (2013). The History Channel website. Retrieved 3:11, June 18, 2013, from http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident.
Arthur Sylvester on the Gulf of Tonkin Incident. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident [Accessed 18 Jun 2013].
“Arthur Sylvester on the Gulf of Tonkin Incident.” 2013. The History Channel website. Jun 18 2013, 3:11 http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident.
“Arthur Sylvester on the Gulf of Tonkin Incident,” The History Channel website, 2013, http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident [accessed Jun 18, 2013].
“Arthur Sylvester on the Gulf of Tonkin Incident,” The History Channel website, http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident (accessed Jun 18, 2013).
Arthur Sylvester on the Gulf of Tonkin Incident [Internet]. The History Channel website; 2013 [cited 2013 Jun 18] Available from: http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident.
Arthur Sylvester on the Gulf of Tonkin Incident, http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident (last visited Jun 18, 2013).
Arthur Sylvester on the Gulf of Tonkin Incident. The History Channel website. 2013. Available at: http://www.history.com/speeches/arthur-sylvester-discloses-the-gulf-of-tonkin-incident. Accessed Jun 18, 2013.