000 00334nam a2200145Ia 4500
008 211013s9999 xx 000 0 und d
082 _a153.93
_bKHU
100 _aBy KJS, Khurana
_910319
245 0 _aMaths 18 days wonder
250 _a1st
260 _c2012
_bS Chand
_aNew Delhi
300 _aiv; 316p.
650 _a0
942 _cBK
999 _c7428
_d7428