"Dan Harmon Talks RICK AND MORTY, Working for Adult Swim, Animation vs Live-Action, COMMUNITY, and Much More". Interview with Christina Radish, collider.com. July 27, 2013.
David Brainerd (1822). “Memoirs of the Rev. David Brainerd: Missionary to the Indians on the Borders of New-York, New-Jersey, and Pennsylvania: Chiefly Taken from His Own Diary”, p.63