00357nam a2200145Ia 4500008004100000020001500041082001400056100001800070245002800088260003900116300000800155650001400163650002000177653001400197170901s1995    xx            000 0 und d  a8127252126  a330bC35P  aChopra, P. N. 0aPrinciples of Economics  aLudhianabKalyani Publishersc1995  a697  aEconomics  aSocial sciences  aEconomics