000 00282nam a22001217a 4500
003 OSt
008 240904b |||||||| |||| 00| 0 eng d
082 _a338.1
_bA45
245 _aAmerican Jr. of Agricultural Economics Vol.-61
260 _c1979
300 _a1-5
942 _2ddc
_cPER
999 _c45076
_d45076