APA (7th ed.) Citation

Geological Survey (U.S.), Buechel, S. W., & Wagner, A. F. (1996). Map showing vegetation in San Mateo County, California. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Sally W. Buechel, and Anne F. Wagner. Map Showing Vegetation in San Mateo County, California. Reston, VA: The Survey, 1996.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Map Showing Vegetation in San Mateo County, California. The Survey, 1996.