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"'Are principals instructional leaders yet?' A science map of the knowledge ..."
Philip Hallinger, Sedat Gümüs, Mehmet Sükrü Bellibas (2020)
- Philip Hallinger, Sedat Gümüs, Mehmet Sükrü Bellibas:
'Are principals instructional leaders yet?' A science map of the knowledge base on instructional leadership, 1940-2018. Scientometrics 122(3): 1629-1650 (2020)
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