APA (7th ed.) Zitazioa
Keller, G. (2013). The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. Bard Press.
Chicago Style (17th ed.) Zitazioa
Keller, Gary. The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. London: Bard Press, 2013.
MLA (9th ed.) Zitazioa
Keller, Gary. The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. Bard Press, 2013.
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