Geological map of the State of Tennessee

Chicago citation style
Troost, Gerard, 1776-1850. Geological map of the State of Tennessee. 1839. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll23/id/9048. (Accessed October 23, 2019.)
APA citation style
Troost, Gerard, 1776-1850, (1839) Geological map of the State of Tennessee. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll23/id/9048
MLA citation style
Troost, Gerard, 1776-1850. Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll23/id/9048>.
Note: These citations are programmatically generated and may be incomplete.