000 00267nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aM L Oswal awam anya
245 0 _aSankhyikiye vidhiyan
260 _aJaipur
_bRamesh Book Depot
_c1990
650 _aMath
942 _cBK
999 _c6659
_d6659