United States. Forest Service. Pacific Northwest Region. (1990). Record of decision: White Pass Ski Area proposed expansion : Wenatchee and Gifford Pinchot national forests, Lewis and Yakima counties, Washington. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region.
Chicago Style (17th ed.) CitationUnited States. Forest Service. Pacific Northwest Region. Record of Decision: White Pass Ski Area Proposed Expansion : Wenatchee and Gifford Pinchot National Forests, Lewis and Yakima Counties, Washington. [Portland, Or.]: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1990.
MLA (9th ed.) CitationUnited States. Forest Service. Pacific Northwest Region. Record of Decision: White Pass Ski Area Proposed Expansion : Wenatchee and Gifford Pinchot National Forests, Lewis and Yakima Counties, Washington. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1990.