000 00431pab a2200157 454500
008 180718b1987 xxu||||| |||| 00| 0 eng d
100 _aKopp, Raymond J.
245 _aAgricultural policy and the benefits of Ozone control
260 _c1987
300 _a956-62
362 _aDec.
650 _aAgricultural Policy - U.S.A.
700 _aAlan J. Krupnick
773 _aAmerican Journal of Agricultural Economics
909 _a3592
999 _c3592
_d3592