Lua APA (7ú heag.)

Programme for International Student Assessment, Organisation for Economic Co-operation and Development, ProQuest (Firm), & Adams, R. (2005). PISA 2003 technical report: Programme for International Student Assessment. Organisation for Economic Co-operation and Development.

Lua i Stíl Chicago (17ú heag.)

Programme for International Student Assessment, Organisation for Economic Co-operation and Development, ProQuest (Firm), agus Ray Adams. PISA 2003 Technical Report: Programme for International Student Assessment. Paris: Organisation for Economic Co-operation and Development, 2005.

Lua MLA (9ú heag.)

Programme for International Student Assessment, et al. PISA 2003 Technical Report: Programme for International Student Assessment. Organisation for Economic Co-operation and Development, 2005.

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