Heller, H., & Edwards, P. (1992). Policy and power in education: The rise and fall of the LEA. Routledge.
Chicago Style aipamenaHeller, Harold, and Peter Edwards. Policy and Power in Education: The Rise and Fall of the LEA. London: Routledge, 1992.
MLA aipamenaHeller, Harold, and Peter Edwards. Policy and Power in Education: The Rise and Fall of the LEA. Routledge, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.