Title
Water-quality conditions during low flow in the lower Youghiogheny River basin, Pennsylvania, October 5-7, 1998 / by James I. Sams, III ... [et al.]. ; in cooperation with U.S. Department of Energy.
Published
New Cumberland, Pa. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, Colo. : Branch of Information Services [distributor], 2001.