01034nas 2200373 c 450 991014336100332120260218110938.0(DE-599)ZDB2160726-6(OCoLC)1368086496(DE-101)026446464(CKB)1000000000532504(DE-599)2160726-6(EXLCZ)99100000000053250420040914a20019999 |y |engur|||||||||||txtrdacontentcrdamediacrrdacarrierJournal of research for educational leadersJRELCollege of Education, University of IowaIowa City, IAUniv.2001-Online-RessourceGesehen am 23.01.15JRELZeitschriftgnd-content3705,3ssgn0355DE-1019999JOURNAL9910143361003321Journal of research for educational leaders4438948UNINA