APA (7th ed.) Citation

Truini, M. (1999). Geohydrology of Pipe Spring National Monument area, northern Arizona. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Truini, Margot. Geohydrology of Pipe Spring National Monument Area, Northern Arizona. Tucson, Ariz.: U.S. Dept. of the Interior, U.S. Geological Survey, 1999.

MLA (9th ed.) Citation

Truini, Margot. Geohydrology of Pipe Spring National Monument Area, Northern Arizona. U.S. Dept. of the Interior, U.S. Geological Survey, 1999.