APA-viite (7. p.)
Etnier, J. L. (2009). Bring your "A" game: A young athlete's guide to mental toughness. University of North Carolina Press.
Chicago-viite (17. p.)
Etnier, Jennifer L. Bring Your "A" Game: A Young Athlete's Guide to Mental Toughness. Chapel Hill: University of North Carolina Press, 2009.
MLA-viite (9. p.)
Etnier, Jennifer L. Bring Your "A" Game: A Young Athlete's Guide to Mental Toughness. University of North Carolina Press, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.