APA (7th ed.) Citation

Geological Survey (U.S.) & Norris, J. M. (1992). Water-quality data-collection activities in Colorado and Ohio: Phase III--evaluation of existing data for use in assessing regional water-quality conditions and trends. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and J. Michael Norris. Water-quality Data-collection Activities in Colorado and Ohio: Phase III--evaluation of Existing Data for Use in Assessing Regional Water-quality Conditions and Trends. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and J. Michael Norris. Water-quality Data-collection Activities in Colorado and Ohio: Phase III--evaluation of Existing Data for Use in Assessing Regional Water-quality Conditions and Trends. U.S. Dept. of the Interior, U.S. Geological Survey, 1992.