00690nam#a2200205uc#4500001000800000005001700008020001800025084000700043100003200050245011200082264008700194300003800281500006300319650001500382650001700397650001100414700002000425700002000445700001900465006039120260731222543.0  a1-416-60227-5  aPo1 aMarzano, R.eVerfasser4aut  aSchool leadership that worksbfrom research to resultscRobert J. Marzano, Timothy Waters, Brian A. McNulty 1aAlexandria, VabASCD, Association for Supervision and Curriculum Developmentc2005  aVII, 194 S. : graph. Darst., Tbl.  aIncludes bibliographical references (p. 180-187) and index 4aManagement 4aSchulleitung 4aSchule1 aMarzano, Robert1 aWaters, Timothy1 aMcNulty, Brian