Water Quality and Biological Survey of the Juniata River Subbasin Carl P. McMorran Published: 1986 Total Pages: 158 Get eBook
Water Quality and Biological Assessment of the Lower Susquehanna Subbasin Carrie L. Traver Published: 1997 Total Pages: 184 Get eBook
Water Quality and Biological Assessment of the Middle Susquehanna Subbasin, 1993 Published: 1997 Total Pages: 118 Get eBook
Third Assessment of Water Quality in the Susquehanna River Basin Carl P. McMorran Published: 1987 Total Pages: 140 Get eBook