000 00275nam a22001217a 4500
003 OSt
008 231229b |||||||| |||| 00| 0 eng d
082 _aP338.1
_bA45
245 _aAmerican Journal of Agricultural Economics
260 _c1981
300 _a63
942 _2ddc
_cBK
999 _c35282
_d35282