APA način citiranja (7. izdanje)
Keller, G. (2013). The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. Bard Press.
Čikaški stil citiranja (17. izdanje)
Keller, Gary. The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. London: Bard Press, 2013.
MLA način citiranja (9. izdanje)
Keller, Gary. The One Thing: The Surprisingly Simple Truth Behind Extraordinary Results. Bard Press, 2013.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.