000 00251nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aM D Aggarwal/ N P Aggarwal
245 0 _aPrabandh lekhankan
260 _aDelhi
_bMahavir Book Depot
_c1985
942 _cBK
999 _c7494
_d7494