APA (7th ed.) Citation

United States. Forest Service. Pacific Northwest Region & Geometronics Service Center (U.S.). Gifford Pinchot National Forest, Washington, 1984 (Rev. at the Geometronics Service Center, 1980, supplemental base and recreation data added in 1984.). The Office, 1984.

Chicago Style (17th ed.) Citation

United States. Forest Service. Pacific Northwest Region and Geometronics Service Center (U.S.). Gifford Pinchot National Forest, Washington, 1984. Rev. at the Geometronics Service Center, 1980, supplemental base and recreation data added in 1984. Portland, Or.: The Office, 1984.

MLA (9th ed.) Citation

United States. Forest Service. Pacific Northwest Region and Geometronics Service Center (U.S.). Gifford Pinchot National Forest, Washington, 1984. Rev. at the Geometronics Service Center, 1980, supplemental base and recreation data added in 1984. The Office, 1984.