APA (7th ed.) Citation

Geological Survey (U.S.) & Brabb, E. E. (1989). Geologic map of Santa Cruz County, California. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Earl E. Brabb. Geologic Map of Santa Cruz County, California. Reston, Va.: The Survey, 1989.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Earl E. Brabb. Geologic Map of Santa Cruz County, California. The Survey, 1989.

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