000 00258nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aN L Chhabra
245 0 _aSanyukt rashtra
260 _aKarnal
_bJyoti Bk Depot
_c1993
650 _aPol Science
942 _cBK
999 _c8334
_d8334