High Tech Tennis
by Jack L. Groppel
ISBN 13: 9780880114585
Format: Paperback (223 pages) Publisher: Human Kinetics Published: Dec 1992
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Science of Coaching Tennis (Steps to success activity series)
by James E. Loehr, Jack L. Groppel, D. Scott Melville, Ann M. Quinn
ISBN 13: 9780873225298
Format: Paperback (352 pages) Publisher: Human Kinetics Published: Jan 1989 Other Format: Hardcover
Science of Coaching Tennis
by etc., Jack L. Groppel
ISBN 13: 9780880113373
Format: Hardcover (356 pages) Publisher: Human Kinetics Published: Feb 1989 Other Format: Paperback
The Corporate Athlete: How to Achieve Maximal Performance in Business and Life
by Jack L. Groppel,Jim Loehr
ISBN 13: 9780471409786
Format: Paperback (304 pages) Publisher: John Wiley & Sons Published: 10 Jan 2001 Other Format: Hardcover