APA (7th ed.) Citation

United States. Soil Conservation Service. (1943). Physical land conditions on San Mateo County soil conservation district, Calif. [s.n.].

Chicago Style (17th ed.) Citation

United States. Soil Conservation Service. Physical Land Conditions on San Mateo County Soil Conservation District, Calif. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

United States. Soil Conservation Service. Physical Land Conditions on San Mateo County Soil Conservation District, Calif. [s.n.], 1943.

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