Cox, James B.; Willamette National Forest (Agency : U.S.)([Eugene, Or. ] : U.S. Dept. of Agriculture, Forest Service, Willamette National Forest, 1985)
United States. Congress. Senate. Select Committee on Small Business, Subcommittee on Retailing, Distribution, and Marketing Practices(Washington, U.S. Govt. Print. Off., 1968-05-13)