000 00264nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aP N Chopra
245 0 _aAdvanced economic theory
260 _aNew Delhi
_bKalyani Pub
_c1990
650 _aEconomics
942 _cBK
999 _c7321
_d7321