Total data: 2
![](/slims/template/default/img/book.png)
Distributed leadership according to the evidence
Leithwood, Kenneth A; Mascall, Blair; Strauss, Tiiu;New York, NY : Routledge , 2009
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Strengthening the heartbeat :leading and learning together in schools
Sergiovanni, Thomas J.;San Francisco : : Graffiti Pers , 2005