APA-viite (7. p.)
Organisation for Economic Co-operation and Development, SourceOECD (Online service), ProQuest (Firm), Coles, M., & Werquin, P. (2007). Qualifications systems: Bridges to lifelong learning. OECD.
Chicago-viite (17. p.)
Organisation for Economic Co-operation and Development, SourceOECD (Online service), ProQuest (Firm), Mike Coles, ja Patrick Werquin. Qualifications Systems: Bridges to Lifelong Learning. Paris: OECD, 2007.
MLA-viite (9. p.)
Organisation for Economic Co-operation and Development, et al. Qualifications Systems: Bridges to Lifelong Learning. OECD, 2007.
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