000			00408nam a2200145Ia 4500
082			_a330.954 _bROB
100			_aRobertson, C A
245		3	_aAn introduction to agricultural production economics and farm management
260			_bTata McGraw-Hill Publishing Company Ltd _aBombay _c1971
300			_a140
650			_aagricultural productivity
650			_afarm management
901			_a289
942			_2ddc _cBK
999			_c264 _d264