Hargreaves, D. H., & Hopkins, D. (2005). The empowered school: The management and practice of development planning. Continuum.
Lua i Stíl Chicago (17ú heag.)Hargreaves, David H., agus David Hopkins. The Empowered School: The Management and Practice of Development Planning. London ; New York: Continuum, 2005.
Lua MLA (8ú heag.)Hargreaves, David H., agus David Hopkins. The Empowered School: The Management and Practice of Development Planning. Continuum, 2005.
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