"Regional perspective : Monongahela River."; "Harrison, David C."; "Monongahela River (W. Va. and Pa.)--Environmental aspects.", "Monongahela River Valley (W. Va. and Pa.)--Economic conditions."; "Water quality--Monongahela River Valley (W. Va.).", "Water-supply--Monongahela River Valley (W. Va. and Pa.)"; "Harrison, David C."; "1987"; "

Journal article reprint from: Forum for Applied Research and Public Policy (1987:winter).

"; ""; "P21269"; "pec"; "Monongahela River (W. Va. and Pa.)--Environmental aspects.", "Monongahela River Valley (W. Va. and Pa.)--Economic conditions.", "Water-supply--Monongahela River Valley (W. Va. and Pa.)", "Water quality--Monongahela River Valley (W. Va.)."; "14256"; .