MLA Style
"Cumberland Gap and Cumberland Gap National Historical Park," Tennessee Encyclopedia of History and Culture, 2013, Tennessee Encyclopedia of History and Culture. 26 May 2013 <http://www.tennesseeencyclopedia.net/entry.php?rec=338>
APA Style
"Cumberland Gap and Cumberland Gap National Historical Park." (2013) In Tennessee Encyclopedia of History and Culture, Retrieved May 26, 2013, from Tennessee Encyclopedia of History and Culture: http://www.tennesseeencyclopedia.net/entry.php?rec=338