APA (7th ed.) Citation

United States. Forest Service. Northeastern Research Station & McWilliams, W. H. (2002). Annual inventory report for Pennsylvania's forests: Results from the first two years. U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station.

Chicago Style (17th ed.) Citation

United States. Forest Service. Northeastern Research Station and William H. McWilliams. Annual Inventory Report for Pennsylvania's Forests: Results from the First Two Years. Newtown Square, PA: U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, 2002.

MLA (9th ed.) Citation

United States. Forest Service. Northeastern Research Station and William H. McWilliams. Annual Inventory Report for Pennsylvania's Forests: Results from the First Two Years. U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, 2002.