00279nam a2200109Ia 4500082001700000100004100017245002700058260003100085300001500116500000500131700003300136  a338bM265.IE  aMamoria, C. B. and Srivastava, P. K.  aIndustrial economicsb  aAgrabSahitya Bhavanc1973  axii, 559p.  a  aSrivastava, P. K ; jt. auth.