APA (7th ed.) Citation

Osterkamp, W. R. (1973). Ground-water recharge in the Tucson area, Arizona. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Osterkamp, W. R. Ground-water Recharge in the Tucson Area, Arizona. Washington: U.S. Geological Survey, 1973.

MLA (8th ed.) Citation

Osterkamp, W. R. Ground-water Recharge in the Tucson Area, Arizona. U.S. Geological Survey, 1973.