Porter, K. (2004). The mental athlete: Inner training for peak performance in all sports. Human Kinetics Publishers Inc.
Chicago-Zitierstil (17. Ausg.)Porter, Kay. The Mental Athlete: Inner Training for Peak Performance in All Sports. Champaign, Ill: Human Kinetics Publishers Inc, 2004.
MLA-Zitierstil (9. Ausg.)Porter, Kay. The Mental Athlete: Inner Training for Peak Performance in All Sports. Human Kinetics Publishers Inc, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.