000 00664nam a2200193Ia 4500
005 20250508163432.0
008 008 250505s9999 xx 000 0 eng d
037 _aTheses
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a507, MAL/TH
_qFEDL
100 _aMalhotra Ved Kumar
_9775311
245 0 _aCritical study of the existing facilities of science teaching and construction of evaluation instruments for its supervision in different types of secondary schools in Delhi
260 _c1988
300 _aviii,644p.
546 _aPh. D. Thesis, (Delhi University)
942 _cTH
_h507, MAL/TH
999 _c1383223
_d1383223