000 00517naa a2200145 4500
001 190273
090 _a190273
100 _a20040322 y0pory5003 ba
200 1 _aRole of the principal in school improvement
_fKenneth Leithwood
463 1 _eAcademic Press, 1985
_vNew York
_vp. 155-177
_tResearch on exemplary schools
_018297
606 1 _aPsicologia Educacional
686 _a3500 - Psicologia Educacional
700 1 _aLeithwood
_bKenneth
856 4 _uhttps://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm