00265nam a2200109 a 450000500170000008200160001710000170003324500340005026000330008430000170011763000210013420251202164146.0  a330.12bISR  aIsraney,S.M.  aText book of economic systems  aAllahabadbKitab Mahalc1982  a572 p.b22cm  aEconomic systems