000 00287nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aGeorge Leland Back
245 0 _aEconomics: An introduction to analysis & policy
260 _aNew Delhi
_bPHI
_c1977
650 _aEconomics
942 _cBK
999 _c3328
_d3328