APA (7th ed.) Citation

Tortorelli, R. L., Asquith, W. H., & Rea, A. (1999). Depth-duration frequency of precipitation for Oklahoma. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Tortorelli, Robert L., William H. Asquith, and Alan Rea. Depth-duration Frequency of Precipitation for Oklahoma. [Oklahoma City, Oklahoma?]: U.S. Department of the Interior, U.S. Geological Survey, 1999.

MLA (9th ed.) Citation

Tortorelli, Robert L., et al. Depth-duration Frequency of Precipitation for Oklahoma. U.S. Department of the Interior, U.S. Geological Survey, 1999.