1. Aaron, H., and Cohen, J., 1974, Hitting the Aaron Way,Prentice-Hall, Inc., Englewood Cliffs, NJ.
2. Adair, R. K., 1990, The Physics of Baseball, Harper & Row, New York.
3. Bahill, A. T. and Karnavas, W. J., 1993, The Perceptual Illusion of Baseball’s Rising Fastball and Breaking Curveball, Journal of Experimental Psychology, Human Perception and Performance.19: 3–14.
4. Bahill, A. T., and LaRitz, T., 1984, Why can’t batters keep their eyes on the ball, American Scientist. 72: 249–253.
5. Baker, D., Mercer, J., and Bittinger, M. L., 1993, You Can Teach Hitting,Bittinger Books, Inc., Carmel, IN.