000 00325nam a2200133Ia 4500
005 20260205053752.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a371.30282 SH23E
100 _aSharma, S R
245 0 _aEffective classroom teaching
260 _aDelhi
_bKnowledge
_c2002
300 _a170p.
942 _cBK
999 _c127148
_d127148