APA (7th ed.) Citation

Groppel, J. L. (1989). Science of coaching tennis / Jack L. Groppel ... [et al.]. Leisure Press.

Chicago Style (17th ed.) Citation

Groppel, Jack L. Science of Coaching Tennis / Jack L. Groppel ... [et Al.]. Champaign, Ill.: Leisure Press, 1989.

MLA (9th ed.) Citation

Groppel, Jack L. Science of Coaching Tennis / Jack L. Groppel ... [et Al.]. Leisure Press, 1989.

Warning: These citations may not always be 100% accurate.