000 00287nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
100 _aT R Jain/ O P Khanna
245 0 _aPre university economics
250 _a5th
260 _aAmbala
_bV K Pub
_c1983
650 _aEconomics
942 _cBK
999 _c4502
_d4502