000 00445nam a2200157Ia 4500
005 20251001134757.0
008 251001s9999 xx 000 0 und d
041 _aEnglish
100 _aDharmadasa, H. N.
245 2 _aA Study on the Effectiveness of Middle Management Group in Type 1AB Schools
260 _aMaharagama :
_c1991
300 _a96p.;
502 _cStaff College
_bPGDEM
_d1991
650 _aEducation Management
942 _cTH
999 _c161604
_d161604