Here are some books which I've used for my research and I would recommend. There is some overlap from previous posts, but I'm too beat to weed them out.
Antal, Dr. Laslo. Competitive Pistol Shooting. West Yorkshire: EP Publishing Ltd., 1983.
Antal, Laslo and Ragnar Skanaker. Pistol Shooting. Liverpool: Laslo Antal and Ragnar Skanaker, 1985.
Bassham, Lanny R. With Winning in Mind. Wilsonville, Oregon: BookPartners, Inc., 1995.
Chandler, John. The Target Gun book of Pistol Coaching. Worcs: Peterson Publishing Company Ltd., 1983.
Coaching Association of Canada. National Coaching Certification Program: Coaching Theory Level 1 Canada: Coaching Association of Canada, 1988.
Coaching Association of Canada. National Coaching Certification Program: Coaching Theory Level 2 Canada: Coaching Association of Canada, 1988.
Crosman Corporation. Airgun News, vol. 7: Shot Talk - Airguns Defined Crosman Corporation, 1998.
Csikszentmihalyi, Mihaly and Susan A. Jackson. Flow in Sports. Windsor: Human Kinetics, 1999.
DiCicco, Tony and Colleen Hacker, PhD. and Charles Salzberg Catch Them Being Good. London, England: Penguin Group, 2002.
Domey, Richard L. Mental Training for Shooting for Success, 2nd Ed. Pullman, Washington: College Hill Communications, 1989.
Freeman, P.C. Modern Pistol Shooting. London: Faber and Faber, 1968.
Freeman, P.C. Target Pistol Shooting: Eliminating the Variables. London: Faber and Faber, 1981.
Herrigel, Eugen. Zen in the Art of Archery. New York: Vintage Books, 1999.
Hinchliffe, K.B. Target Pistol Shooting. London: David and Charles, 1981.
Hoff, Feliks. Kyodo: The Way of the Bow. London: Shambhala Publishing Limited, 2002.
Kushner, Kenneth. One Arrow, One Life: Zen, Archery, Enlightenment. Boston: Tuttle Publishing, 2000.
Langlois, Jocelyn (Technical Director) and A.R. Todd (Technical Consultant). National Coaching Certification Program: Clay Target Shooting, Level 1 Technical Coaching Manual. Gloucester, Canada: Shooting Federation of Canada, 1994.
Langlois, Jocelyn (Technical Director) and A.R. Todd (Technical Consultant). National Coaching Certification Program: Pistol Shooting, Level 1 Technical Coaching Manual. Gloucester, Canada: Shooting Federation of Canada, 1992.
Langlois, Jocelyn (Technical Director) and A.R. Todd (Technical Consultant). National Coaching Certification Program: Pistol Shooting, Level 2 Technical Coaching Manual. Gloucester, Canada: Shooting Federation of Canada, 1991.
Leathdale, Frank and Paul Leatherdale. Successful Pistol Shooting. Wiltshire: The Crowood Press, 1995.
Moran, Aidan P. The Psychology of Concentration in Sports Performers: A Cognitive Analysis. East Sussex, UK: Psychology Press, 1996.
National Rifle Association. The Basics of Pistol Shooting. Fairfax: The National Rifle Association, 1991.
National Rifle Association. Three Gun Bullseye Pistol Shooting. Fairfax: The National Rifle Association, 1987.
Orlick, Terry. In Pursuit of Excellence. Windsor: Human Kinetics, 2000.
Porter, Kay. The Mental Athlete. Windsor: Human Kinetics, 2003.
Pullum, Bill and Frank T. Hanenkrat. Successful Shooting. Washington: National Rifle Association of America, 1981.
Rotella, Dr. Bob, with Bob Cullen The Golfer's Mind. New York, New York: Free Press, 2004.
Sogen, Omori. An Introduction to Zen Training. Boston: Tuttle Publishing, 2001.
Standl, Hans. Pistol Shooting as a Sport. Translation by Anita Pennington. London: Kaye and Ward, 1979.
Suinn, Richard M. Seven Steps to Peak Performance: The Mental Training Manual for Athletes. Toronto: Hans Huber Publishers, 1986.
Todd, A.R. (Technical Director). National Coaching Certification Program: Rifle Shooting, Level 1 Technical Coaching Manual. Gloucester, Canada: Shooting Federation of Canada, 1984.
United States Army Marksmanship Unit. Advanced Pistol Guide. Camp Perry, Ohio: Civilian Marksmanship Program.
United States Army Marksmanship Unit. The Marksmanship Instructors' and Coaches' Guide. Amsterdam: Fredonia Books, 2002.
Yur'Yev, A.A. Competitive Shooting. Seventh Printing, English Translation Edited by Gary L. Anderson. Fairfax, VA: National Rifle Association of America, 2000.
You may also want to pick up Gary L. Anderson's "Marksmanship". I'd also suggest "Precision Archery" by Steve Ruis and Claudia Stevenson.
There are tons of good books out there if you're willing to seek them out.
Patrick Haynes
Bibliophile and Shooting Aficionado
http://www.targetshooting.ca