Maps and descriptions of routes of exploration in Alaska in 1898, with general information concerning the territory

Chicago citation style
Geological Survey (U.S.). Maps and descriptions of routes of exploration in Alaska in 1898, with general information concerning the territory. 1899. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006223368. (Accessed November 18, 2018.)
APA citation style
Geological Survey (U.S.), (1899) Maps and descriptions of routes of exploration in Alaska in 1898, with general information concerning the territory. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006223368
MLA citation style
Geological Survey (U.S.). Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/006223368>.
Note: These citations are programmatically generated and may be incomplete.