000 00270nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aDewan, K.K.
245 0 _aMathematics In The 21st Century
260 _aNew Delhi
_bDeep & Deep
_c2004
300 _a227p.
942 _cBK
999 _c14406
_d14406