00422nam a2200169Ia 4500008004100000020001500041082001400056100002400070245002800094250000700122260005000129300000800179650001400187650002000201653001400221700001700235170901s1973    xx            000 0 und d  a0706902858  a330bS94P  aSundharam, K. P. M. 0aPrinciples of Economics  a11  aDelhibVikas Publishing House Pvt. Ltd.c1973  a735  aEconomics  aSocial sciences  aEconomics  aVaish, M. C.