Hoover Dam and vicinity / cartography by W.C. Kainsinger, W.L. Parker ; field mapping by J.G. Moore, H.A. Cline, G.M. Duckworth ; typography by W.R. Williams.
MLA
of Southern California, Automobile Club. Hoover Dam and Vicinity / Cartography by W.C. Kainsinger, W.L. Parker ; Field Mapping by J.G. Moore, H.A. Cline, G.M. Duckworth ; Typography by W.R. Williams. Automobile Club of Southern California, 0AD. https://collections.library.yale.edu/catalog/15812981.
APA, 6th edition
of Southern California, A. C. (0 C.E.). Hoover Dam and vicinity / cartography by W.C. Kainsinger, W.L. Parker ; field mapping by J.G. Moore, H.A. Cline, G.M. Duckworth ; typography by W.R. Williams. [Maps]. Automobile Club of Southern California, https://collections.library.yale.edu/catalog/15812981.