APA (7th ed.) Citation

Brabb, E. E., & Pampeyan, E. H. (1972). Preliminary geologic map of San Mateo County, California. Geological Survey.

Chicago Style (17th ed.) Citation

Brabb, Earl E., and Earl Haig Pampeyan. Preliminary Geologic Map of San Mateo County, California. [Menlo Park, Calif.]: Geological Survey, 1972.

MLA (9th ed.) Citation

Brabb, Earl E., and Earl Haig Pampeyan. Preliminary Geologic Map of San Mateo County, California. Geological Survey, 1972.