Al Gore wins Nobel Prize in the wake of An Inconvenient Truth. (2013). The History Channel website. Retrieved 6:47, May 24, 2013, from http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth.
Al Gore wins Nobel Prize in the wake of An Inconvenient Truth. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth [Accessed 24 May 2013].
“Al Gore wins Nobel Prize in the wake of An Inconvenient Truth.” 2013. The History Channel website. May 24 2013, 6:47 http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth.
“Al Gore wins Nobel Prize in the wake of An Inconvenient Truth,” The History Channel website, 2013, http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth [accessed May 24, 2013].
“Al Gore wins Nobel Prize in the wake of An Inconvenient Truth,” The History Channel website, http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth (accessed May 24, 2013).
Al Gore wins Nobel Prize in the wake of An Inconvenient Truth [Internet]. The History Channel website; 2013 [cited 2013 May 24] Available from: http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth.
Al Gore wins Nobel Prize in the wake of An Inconvenient Truth, http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth (last visited May 24, 2013).
Al Gore wins Nobel Prize in the wake of An Inconvenient Truth. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/al-gore-wins-nobel-prize-in-the-wake-of-an-inconvenient-truth. Accessed May 24, 2013.