000 00596nam a2200193Ia 4500
005 20250508164921.0
008 008 250505s9999 xx 000 0 eng d
037 _aDissertations
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a371.3, BHA/DI
_qFEDL
100 _aBhagat Monika
_9779514
245 0 _aEffectiveness of cooperative learning approach in teaching concepts of chemistry at secondary level
260 _c1997
300 _a81p.
546 _aM.Ed. Disseration (Delhi University)
942 _cDIS
_h371.3, BHA/DI
999 _c1392006
_d1392006