000			00415nam a2200145Ia 4500
008			170207s9999 xx 000 0 und d
082			_aPG 338 COS-P
100			_aCosta, G C Da
245			_aProduction, prices and distribution: Neoclassical and classical systems
260			_bTATA McGraw-Hill Publishing Co., New Delhi
260			_c1980
300			_a415
650			_aProduction economics
942			_cBOOKS
999			_c25771 _d25771