TY  - RPRT
TI  - Land use and land cover, 1973, Cumberland, Maryland; West Virginia; Pennsylvania; Virginia
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1982
DO  - 10.3133/l111
UR  - https://pubs.usgs.gov/publication/l111
ID  - l111
ER  -