Discovering the lost Maya cities; eight major sites described, with drawings and a map

Chicago citation style
Rau, Jack. Discovering the lost Maya cities; eight major sites described, with drawings and a map. [1960]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007925220. (Accessed December 16, 2018.)
APA citation style
Rau, Jack, ([1960]) Discovering the lost Maya cities; eight major sites described, with drawings and a map. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007925220
MLA citation style
Rau, Jack. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/007925220>.
Note: These citations are programmatically generated and may be incomplete.