The State water plan :
subbasin 3 : Lower Delaware River /
prepared by Office of Resources Management, Bureau of Water Resources Management, State Water Plan Division.

APA Citation

Pennsylvania. Dept. of Environmental Resources. Bureau of Resources Programming. (1983). The State water plan: subbasin 3 : Lower Delaware River. Harrisburg, Pa.: Office of Resources Management, Bureau of Water Resources Management.

MLA Citation

Pennsylvania. Dept. of Environmental Resources. Bureau of Resources Programming. The State Water Plan: Subbasin 3 : Lower Delaware River. Harrisburg, Pa.: Office of Resources Management, Bureau of Water Resources Management, 1983.

Warning: These citations may not always be complete (especially for serials).