00405nam a2200133Ia 4500008004100000082001600041100002800057245003300085260002300118300000700141942000700148952009900155999001700254140113s9999    xx            000 0 und d  a631.16   L3  a"Singh, K.N., et al�"  aCost factors of  agriculture  a1973bNIBMcBombay  aF3  cBK  00104070aVTLbVTLd2014-01-13l0o631.16   L3pVBK3118r2014-01-13 00:00:00w2014-01-13yBK  c59801d59801