APA (7th ed.) Citation

Yerkes, R. F. (1974). The Van Norman reservoirs area, northern San Fernando Valley, California. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Yerkes, R. F. The Van Norman Reservoirs Area, Northern San Fernando Valley, California. Washington: United States Department of the Interior, Geological Survey, 1974.

MLA (9th ed.) Citation

Yerkes, R. F. The Van Norman Reservoirs Area, Northern San Fernando Valley, California. United States Department of the Interior, Geological Survey, 1974.