000 00648nam a2200253Ia 4500
003 OSt
005 20221005083426.0
006 a|||||r|||| 00| 0
007 ta
008 221004b |||||||| |||| 00| 0 eng d
024 _a55473
037 _cTextual
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
082 _aT:3(A).2, N5
100 _aGupta V K
245 0 _aTeaching and learning of science and technology.
260 _aNew Delhi
_bVikas
_c1995
300 _a338p.
_ccm.
650 _a TEACHING
_934578
650 _aEDUCATION
942 _hT:3(A).2, N5
_cTEXL
_2cc
999 _c990958
_d990958