APA (7th ed.) Citation

Hemphill, W. R. (1956). Photogeologic map of the Fredonia NW quadrangle, Mohave County, Arizona. The Survey.

Chicago Style (17th ed.) Citation

Hemphill, William R. Photogeologic Map of the Fredonia NW Quadrangle, Mohave County, Arizona. Washington, D.C.: The Survey, 1956.

MLA (9th ed.) Citation

Hemphill, William R. Photogeologic Map of the Fredonia NW Quadrangle, Mohave County, Arizona. The Survey, 1956.

Warning: These citations may not always be 100% accurate.