APA (7th ed.) Zitazioa
Organisation for Economic Co-operation and Development, ProQuest (Firm), & Keese, M. (2006). Live longer, work longer. Organisation for Economic Co-operation and Development.
Chicago Style (17th ed.) Zitazioa
Organisation for Economic Co-operation and Development, ProQuest (Firm), eta Mark Keese. Live Longer, Work Longer. Paris: Organisation for Economic Co-operation and Development, 2006.
MLA (9th ed.) Zitazioa
Organisation for Economic Co-operation and Development, et al. Live Longer, Work Longer. Organisation for Economic Co-operation and Development, 2006.
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