- Ravizza, Ken, and Tom Hanson. Heads-up Baseball: Playing the Game One Pitch at a Time. Indianapolis: Masters, 1995. Print.
- Stadler, Michael A. The Psychology of Baseball: Inside the Mental Game of the Major League Player. New York: Gotham, 2007. Print.
- Stance and Rotational Swing Trainer. Mcintyre Matthew S, assignee. Patent US8221271 B1. 17 July 2012. Print.
- Williams, Ted, and John Underwood. The Science of Hitting. New York: Simon & Schuster, 1986. Print.
Psychology of Hitting
