APA (7th ed.) Zitazioa

Organisation for Economic Co-operation and Development & ProQuest (Firm). (2009). Highlights from Education at a glance 2009. Organisation for Economic Co-operation and Development.

Chicago Style (17th ed.) Zitazioa

Organisation for Economic Co-operation and Development eta ProQuest (Firm). Highlights from Education at a Glance 2009. Paris: Organisation for Economic Co-operation and Development, 2009.

MLA (9th ed.) Zitazioa

Organisation for Economic Co-operation and Development eta ProQuest (Firm). Highlights from Education at a Glance 2009. Organisation for Economic Co-operation and Development, 2009.