Volland, L. A. (1985). Guidelines for forage resource evaluation within central Oregon pumice zone. U.S.D.A. Forest Service, Pacific Northwest Region.
Chicago Style (17th ed.) CitationVolland, Leonard A. Guidelines for Forage Resource Evaluation Within Central Oregon Pumice Zone. [Portland, Or.?]: U.S.D.A. Forest Service, Pacific Northwest Region, 1985.
MLA (9th ed.) CitationVolland, Leonard A. Guidelines for Forage Resource Evaluation Within Central Oregon Pumice Zone. U.S.D.A. Forest Service, Pacific Northwest Region, 1985.
Warning: These citations may not always be 100% accurate.