APA-referens (7:e uppl.)
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-referens (17:e uppl.)
Organisation for Economic Co-operation and Development, SourceOECD (Online service), ProQuest (Firm), Mike Coles, och Patrick Werquin. Qualifications Systems: Bridges to Lifelong Learning. Paris: OECD, 2007.
MLA-referens (9:e uppl.)
Organisation for Economic Co-operation and Development, et al. Qualifications Systems: Bridges to Lifelong Learning. OECD, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.