一般注記"December 1979."
"January 1980"--Cover
Physical description for original version: 1 v. (various pagings) : 27 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: [Washington, D.C.?] : U.S. Dept. of Agriculture, Soil Conservation Service, Economics, Statistics, and Cooperatives Service, Forest Service, in cooperation with Wyoming State Engineer, [1980]
SUPTDOC番号: A 1.2: P 719/7/x