000 00291nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _a372.7
_bKUL
100 _aKulshrestha, A.K
245 0 _aTeaching of Mathematics
250 _a1st
260 _bPHI
_c2013
300 _a536
942 _cBK
999 _c2934
_d2934