一般注記Distributed to depository libraries in microfiche
"Summarizes ideas from a symposium at the 1984 summer meeting of the American Agricultural Economics Association"--P. iii
"May 1985"--P. iii
Physical description for original version: iii, 39 p. : 28 cm
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, Natural Resource Economics Division, [1985]
SUPTDOC番号: A 93.44: AGES 850420
GPO管理番号: 42-W-1 (microfiche)