United States. Office of the Federal Register. Federal Register, Volume 74, Number 71, April 15, 2009, Pages 17371-17586. Washington D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc132933/. Accessed July 7, 2015.
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.