Beck, D. E. (1977). Twelve-year acorn yield in southern Appalachian oaks. Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station.
Chicago Style (17th ed.) CitationBeck, Donald E. Twelve-year Acorn Yield in Southern Appalachian Oaks. Asheville, N.C.: Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station, 1977.
MLA (9th ed.) CitationBeck, Donald E. Twelve-year Acorn Yield in Southern Appalachian Oaks. Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station, 1977.
Warning: These citations may not always be 100% accurate.