-
1Texto bibliotecaIICA
-
2by 113200 Roningen, V.O., 14980 National Center for Food and Agricultural Policy, Washington, D.C. (EUA)
Published 1993Texto bibliotecaIICA -
3
-
4
-
5by 122302 Sullivan, P.J., 130297 Wainio, J., 113200 Roningen, V.O., 6896 Department of Agriculture, Washington, D.C. (EUA). Economic Research Service
Published 1989Texto bibliotecaIICA