00634cas a22001817a 450000500170000000800410001701000100005801100100006803500100007824501220008826001110021030000070032131000180032836200150034665000460036186600230040786600220043020231010062645.0000621d1986    us qr pernn   0   b1eng d  a81655  a82627  a9312604aThe Common Property Resources Digestc/University of Minnesota. Center for International Food and Agricultural Policy0 aSaint Paul, Minnesota :bUniversity of Minnesota. Department of Agricultural and Applied Economics,c1986-  av.  aCuatrimestral  an.24, 199217aAgriculturaxPublicaciones periódicas2  an.1-18 (1986-1991)  an.21,23-25 (1992)