The Hoover dam power and water contracts and related data with introductory notes

Chicago citation style
United States. Dept. of the Interior. The Hoover dam power and water contracts and related data with introductory notes. 1933. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001514717. (Accessed December 13, 2018.)
APA citation style
United States. Dept. of the Interior, (1933) The Hoover dam power and water contracts and related data with introductory notes. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001514717
MLA citation style
United States. Dept. of the Interior. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001514717>.
Note: These citations are programmatically generated and may be incomplete.