000 00309nam a2200121Ia 4500
008 190710s9999 xx 000 0 und d
082 _a371.2 K811
100 _aKochhar, S K
245 0 _aSecondary school administration
260 _aNew Delhi
_bSterling Publishers Priv
_c1970
300 _a468
942 _cBK
999 _c17807
_d17807