The Hoover Dam documents /
[by] Ray Lyman Wilbur and Northcutt Ely.
APA Citation
United States. Department of the Interior., Ely, N., Wilbur, R. L. (Ray Lyman). (1948). The Hoover Dam documents. 2d ed. Washington: U.S. Govt. Print. Off..
MLA Citation
United States. Department of the Interior, Northcutt Ely, and Ray L. (Ray Lyman) Wilbur. The Hoover Dam Documents. 2d ed. Washington: U.S. Govt. Print. Off., 1948.
Warning: These citations may not always be complete (especially for serials).