Final environmental statement :
timber resource plan : Umpqua National Forest.
APA Citation
United States. Forest Service. Pacific Northwest Region. (1977). Final environmental statement: timber resource plan : Umpqua National Forest. Portland, Or.: [Forest Service, USDA, Pacific Northwest Region.
MLA Citation
United States. Forest Service. Pacific Northwest Region. Final Environmental Statement: Timber Resource Plan : Umpqua National Forest. Portland, Or.: [Forest Service, USDA, Pacific Northwest Region, 1977.
Warning: These citations may not always be complete (especially for serials).