000 00291nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a371.2012
_bJAC
100 _aJacobson, Paul B.
245 _aPrincipalship : new perspectives
260 _bPrentice-Hall
_aEnglewood Cliffs, N.J.
_c1973
999 _c139303
_d139303