Physical description for original version: v, 283 p. : 28 cm
書誌注記
Bibliography: p. 233-265
原資料等に関する注記
原資料の出版事項: Fort Collins, Colo. : U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station : For sale by the Supt. of Docs., U.S. G.P.O., [1985?]