000 00286nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aReddy, N. Srihari
245 0 _aProblems Of Teaching Secondary School Mathematics
260 _aNew Delhi
_bDPH
_c2007
300 _a271p.
942 _cBK
999 _c12884
_d12884