Gavrilo Princip sets out from Belgrade for Sarajevo. (2013). The History Channel website. Retrieved 2:44, June 19, 2013, from http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo.
Gavrilo Princip sets out from Belgrade for Sarajevo. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo [Accessed 19 Jun 2013].
“Gavrilo Princip sets out from Belgrade for Sarajevo.” 2013. The History Channel website. Jun 19 2013, 2:44 http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo.
“Gavrilo Princip sets out from Belgrade for Sarajevo,” The History Channel website, 2013, http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo [accessed Jun 19, 2013].
“Gavrilo Princip sets out from Belgrade for Sarajevo,” The History Channel website, http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo (accessed Jun 19, 2013).
Gavrilo Princip sets out from Belgrade for Sarajevo [Internet]. The History Channel website; 2013 [cited 2013 Jun 19] Available from: http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo.
Gavrilo Princip sets out from Belgrade for Sarajevo, http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo (last visited Jun 19, 2013).
Gavrilo Princip sets out from Belgrade for Sarajevo. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/gavrilo-princip-sets-out-from-belgrade-for-sarajevo. Accessed Jun 19, 2013.