Khrushchev orders withdrawal of missiles from Cuba. (2013). The History Channel website. Retrieved 7:57, May 23, 2013, from http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba.
Khrushchev orders withdrawal of missiles from Cuba. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba [Accessed 23 May 2013].
“Khrushchev orders withdrawal of missiles from Cuba.” 2013. The History Channel website. May 23 2013, 7:57 http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba.
“Khrushchev orders withdrawal of missiles from Cuba,” The History Channel website, 2013, http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba [accessed May 23, 2013].
“Khrushchev orders withdrawal of missiles from Cuba,” The History Channel website, http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba (accessed May 23, 2013).
Khrushchev orders withdrawal of missiles from Cuba [Internet]. The History Channel website; 2013 [cited 2013 May 23] Available from: http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba.
Khrushchev orders withdrawal of missiles from Cuba, http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba (last visited May 23, 2013).
Khrushchev orders withdrawal of missiles from Cuba. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/khrushchev-orders-withdrawal-of-missiles-from-cuba. Accessed May 23, 2013.