Cram's superior map of Montana

Chicago citation style
Cram, George Franklin, 1841-1928. Cram's superior map of Montana. Retrieved from the Digital Public Library of America, http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p15018coll5/id/488. (Accessed October 24, 2018.)
APA citation style
Cram, George Franklin, 1841-1928, Cram's superior map of Montana. Retrieved from the Digital Public Library of America, http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p15018coll5/id/488
MLA citation style
Cram, George Franklin, 1841-1928. Retrieved from the Digital Public Library of America <http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p15018coll5/id/488>.
Note: These citations are programmatically generated and may be incomplete.