APA (7th ed.) Citation

Geological Survey (U.S.). (1936). Water resources of Edwards limestone in San Antonio area, Tex. [s.n.].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Water Resources of Edwards Limestone in San Antonio Area, Tex. [Washington]: [s.n.], 1936.

MLA (9th ed.) Citation

Geological Survey (U.S.). Water Resources of Edwards Limestone in San Antonio Area, Tex. [s.n.], 1936.