Topographical map of central California : together with a part of Nevada / C.F. Hoffmann, principal topographer ; V. Wackenreuder, J.T. Gardner, A. Craven, A.D. Wilson, field assistants.
MLA
of California, Geological Survey. Topographical Map of Central California : Together with a Part of Nevada / C.F. Hoffmann, Principal Topographer ; V. Wackenreuder, J.T. Gardner, A. Craven, A.D. Wilson, Field Assistants. State Geological Survey of California, 1873. https://collections.library.yale.edu/catalog/15818648.
APA, 6th edition
of California, G. S. (1873). Topographical map of central California : together with a part of Nevada / C.F. Hoffmann, principal topographer ; V. Wackenreuder, J.T. Gardner, A. Craven, A.D. Wilson, field assistants. [Maps]. State Geological Survey of California, https://collections.library.yale.edu/catalog/15818648.