The loop in the Great Smoky Mountains National Park

Chicago citation style
The loop in the Great Smoky Mountains National Park. 1950-06-01. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/943. (Accessed October 16, 2018.)
APA citation style
(1950-06-01) The loop in the Great Smoky Mountains National Park. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/943
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/943>.
Note: These citations are programmatically generated and may be incomplete.