00482nam a2200169Ia 4500082002000000100003200020245004900052260003600101300001400137500000500151690000600156700000500162952010100167964001700268921001000285999001700295  a338.18bH258.FM  aHardaker, J. B. and others.  aFarm management and agricultural economicsb  aSydneybAngus & Robertsonc1970  avi, 201p.  a  a   a  00104070aISIbISId1998-09-25l0o338.18 H258.FMpDP5969r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a14265  c14265d14265