Rollins, John. 2012-2013 Presidential Election Period: National Security Considerations and Options. Washington D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc122266/. Accessed May 21, 2013.
Note: Inconsistencies in capitalization and punctuation within the Digital Library may affect this citation. Before using this citation in formal writing, please consult your preferred style manual. More information.