APA (7th ed.) Zitazioa

Greaney, V., & Kellaghan, T. (2008). Assessing national achievement levels in education. World Bank.

Chicago Style (17th ed.) Zitazioa

Greaney, Vincent, eta Thomas Kellaghan. Assessing National Achievement Levels in Education. Washington, DC: World Bank, 2008.

MLA (9th ed.) Zitazioa

Greaney, Vincent, eta Thomas Kellaghan. Assessing National Achievement Levels in Education. World Bank, 2008.

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