00297nam a22001097a 4500003000400000008004100004082002100045100003000066245002800096260005500124300000800179OSt230602b        |||||||| |||| 00| 0 eng d  a635.9672bECO211  aSundharam, A.P.M. & Vaisl  aPrinciples of Economics  aRatan PrakashanbShanskar Book Agency, Delhic1968  a623