000 00312nam a2200133Ia 4500
005 20260205100337.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a510 B470M
100 _aBhatnagar, Gaurav
245 0 _aMaths concepts
260 _aNew Delhi
_bPuffin
_c2008
300 _a164p.
942 _cBK
999 _c230771
_d230771