000 00254nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aT.R.Jain
245 0 _aVyavesayik Earthshaster
260 _aN.D
_bV.K.Pub.
_c2009
650 _aEconomics
942 _cBK
999 _c13584
_d13584