Stony Creek study: Pennsylvania wild and scenic rivers program.
APA Citation
Pennsylvania. Dept. of Environmental Resources. (1979). Stony Creek study: Pennsylvania wild and scenic rivers program. [Harrisburg, Pa.]: Dept. of Environmental Resources.
MLA Citation
Pennsylvania. Dept. of Environmental Resources. Stony Creek Study: Pennsylvania Wild And Scenic Rivers Program. [Harrisburg, Pa.]: Dept. of Environmental Resources, 1979.
Warning: These citations may not always be complete (especially for serials).