000 00321nam a2200133Ia 4500
005 20240722130721.0
008 240717s9999 xx 000 0 und d
020 _a8171694292
041 _aeng
100 _aUttam Kumar Singh 
245 _aPerspectives in Modern Education
260 _aNew Delhi
_c1997
300 _a352
999 _c45260
_d45260