00413nam#a2200157uc#4500001000800000005001700008020001800025084000700043100003100050245006400081250001300145264002900158300003800187650001500225650001500240006039220260731222543.0  a0-7619-4052-9  aPo1 aBush, TonyeVerfasser4aut  aTheories of edcucational leadership and managementcT. Bush  a3. Aufl. 1aLondonbSAGE Publ.c2003  aXII, 209 S. : graph. Darst., Tbl. 4aManagement 4aAusbildung