一般注記Cover title
Distributed to depository libraries in microfiche
"November 1991"--P. iii
Physical description for original version: iv, 15 p. : 28 cm
書誌注記Includes bibliographical references (p. 15)
原資料等に関する注記原資料の出版事項: [Washington, D.C.?] : United States Dept. of Agriculture, Economic Research Service, Agriculture and Rural Economy Division, Resources and Technology Division, Data Services Center, [1991]
SUPTDOC番号: A 93.44: AGES 91-55
GPO管理番号: 83-B-4 (MF)