Factors affecting nutrient trends in major rivers of the Chesapeake Bay Watershed /
by Lori A. Sprague ... [et al.] ; prepared in cooperation with the Virginia Department of Environmental Quality ... [et al.].

APA Citation

Sprague, L. A., Geological Survey (U.S.)., Virginia. Department of Environmental Quality. (2000). Factors affecting nutrient trends in major rivers of the Chesapeake Bay Watershed. Richmond, Va.: U.S. Dept. of the Interior, U.S. Geological Survey .

MLA Citation

Sprague, Lori A, Geological Survey (U.S.), and Virginia. Department of Environmental Quality. Factors Affecting Nutrient Trends In Major Rivers of the Chesapeake Bay Watershed. Richmond, Va.: U.S. Dept. of the Interior, U.S. Geological Survey , 2000.