Porter, K. (2004). The mental athlete: Inner training for peak performance in all sports. Human Kinetics Publishers Inc.
Cita Chicago (17th ed.)Porter, Kay. The Mental Athlete: Inner Training for Peak Performance in All Sports. Champaign, Ill: Human Kinetics Publishers Inc, 2004.
Cita MLA (9th ed.)Porter, Kay. The Mental Athlete: Inner Training for Peak Performance in All Sports. Human Kinetics Publishers Inc, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.