000 003100000a22001450004500
060 _a100
082 _a330.1 DES
100 _aDesai, S S M
245 _aEconomic systems
260 _aBombay, Himalaya Publishing House
260 _c1980
300 _a316
650 _aEconomics- Systems
942 _cBK
999 _c214484
_d214484