Lumby, J., & Foskett, N. (1999). Managing external relations in schools and colleges. Paul Chapman ; SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Lumby, Jacky, agus Nicholas Foskett. Managing External Relations in Schools and Colleges. London : Thousand Oaks, Calif.: Paul Chapman ; SAGE Publications, 1999.
Lua MLA (8ú heag.)Lumby, Jacky, agus Nicholas Foskett. Managing External Relations in Schools and Colleges. Paul Chapman ; SAGE Publications, 1999.
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