APA (7th ed.) Zitazioa
Harris, D. (2005). Key concepts in leisure studies. SAGE.
Chicago Style (17th ed.) Zitazioa
Harris, David. Key Concepts in Leisure Studies. London: SAGE, 2005.
MLA (9th ed.) Zitazioa
Harris, David. Key Concepts in Leisure Studies. SAGE, 2005.
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