000 00337nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.79E+12
082 _a670
082 _bSIN
100 _a"Singh, Rajender"
245 0 _aIntroduction To Basic Ma
260 _aNew Delhi
260 _bN.A.I
260 _c2006
300 _a493
999 _c50261
_d50261