APA (7th ed.) Citation

Ottmers, D. D. (1987). Intensive survey of the Comal River, segment 1811: Hydrology, field measurements, and water chemistry. Texas Water Commission.

Chicago Style (17th ed.) Citation

Ottmers, Donald D. Intensive Survey of the Comal River, Segment 1811: Hydrology, Field Measurements, and Water Chemistry. Austin, Tex.: Texas Water Commission, 1987.

MLA (9th ed.) Citation

Ottmers, Donald D. Intensive Survey of the Comal River, Segment 1811: Hydrology, Field Measurements, and Water Chemistry. Texas Water Commission, 1987.