000 00279nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a373 12 HUG
100 _aHughes, M.
245 0 _aSecondary school administration.
260 _aNewyork
_bPergamon press
_c1970
942 _cANF
999 _c325181
_d325181