APA-viite (7. p.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2011). How's life?: Measuring well-being. OECD.
Chicago-viite (17. p.)
Organisation for Economic Co-operation and Development ja ProQuest (Firm). How's Life?: Measuring Well-being. Paris: OECD, 2011.
MLA-viite (9. p.)
Organisation for Economic Co-operation and Development ja ProQuest (Firm). How's Life?: Measuring Well-being. OECD, 2011.
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