Gorbachev re-elected as head of Communist Party. (2013). The History Channel website. Retrieved 9:23, May 18, 2013, from http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party.
Gorbachev re-elected as head of Communist Party. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party [Accessed 18 May 2013].
“Gorbachev re-elected as head of Communist Party.” 2013. The History Channel website. May 18 2013, 9:23 http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party.
“Gorbachev re-elected as head of Communist Party,” The History Channel website, 2013, http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party [accessed May 18, 2013].
“Gorbachev re-elected as head of Communist Party,” The History Channel website, http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party (accessed May 18, 2013).
Gorbachev re-elected as head of Communist Party [Internet]. The History Channel website; 2013 [cited 2013 May 18] Available from: http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party.
Gorbachev re-elected as head of Communist Party, http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party (last visited May 18, 2013).
Gorbachev re-elected as head of Communist Party. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/gorbachev-re-elected-as-head-of-communist-party. Accessed May 18, 2013.