APA (7th ed.) Citation

Small, T. A. (1986). Hydrogeologic sections of the Edwards aquifer and its confining units in the San Antonio area, Texas. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Small, Ted A. Hydrogeologic Sections of the Edwards Aquifer and Its Confining Units in the San Antonio Area, Texas. Austin, Tex.: U.S. Dept. of the Interior, Geological Survey, 1986.

MLA (9th ed.) Citation

Small, Ted A. Hydrogeologic Sections of the Edwards Aquifer and Its Confining Units in the San Antonio Area, Texas. U.S. Dept. of the Interior, Geological Survey, 1986.