000 003580000a22001450004500
060 _a100
082 _a338.13 EFF
100 _aEfferson, Norman J
245 _aPrinciples of Farm Management
260 _aNew York, Mc-Grew-Hill Book Company,Inc.
260 _c1953
300 _a431
650 _aFarm Management/Agricultural Economics/
942 _cBK
999 _c206669
_d206669