The plan and program for the Brandywine.

Bibliográfalaš dieđut
Searvvušdahkkit:	Chester County Water Resources Authority, Geological Survey (U.S.), Pennsylvania. University, Regional Science Research Institute, Institute of Environmental Studies
Materiálatiipa:	Girji
Giella:	eaŋgalasgiella
Almmustuhtton:	Philadelphia [s.n.] c1968.
Fáttát:	Water resources development > Brandywine Creek Watershed (Pa. and Del.)