Alder Run mine drainage pollution abatement project, Operation Scarlift :
Commonwealth of Pennsylvania. Dept. of Mines and Mineral Industries.
APA Citation
Skelly and Loy, H., Pennsylvania. Dept. of Mines and Mineral Industries. (1970). Alder Run mine drainage pollution abatement project, Operation Scarlift: Commonwealth of Pennsylvania. Dept. of Mines and Mineral Industries. Harrisburg, Pa..
MLA Citation
Skelly and Loy, Harrisburg, Pa, and Pennsylvania. Dept. of Mines and Mineral Industries. Alder Run Mine Drainage Pollution Abatement Project, Operation Scarlift: Commonwealth of Pennsylvania. Dept. of Mines And Mineral Industries. Harrisburg, Pa., 1970.
Warning: These citations may not always be complete (especially for serials).