一般注記Cover title
Distributed to depository libraries in microfiche
No longer available for sale by the Supt. of Docs
"September 1987"--P. i
Physical description for original version: iii, 72 p. : 28 cm
書誌注記Includes bibliographical references (p. 21)
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, Economic Research Service : Supt. of Docs., U.S. G.P.O., [1987]
SUPTDOC番号: A 93.27: 232
GPO管理番号: 42-B (MF)