Scheerens, Jaap, ed. <br/><br/>
School leadership effects revisited  review and meta-analysis of empirical studies 

 - New York  Springer  2012 
 - ix, 152p. 
 - Springer brielfs in education .
<br/><br/><label>ISBN: </label>9789400727670 
<br/><br/><label>Dewey Class. No.: </label>371.207  / SCH