APA (7th ed.) Citation

Groppel, J. L. (1992). High tech tennis / Jack L. Groppel (2nd ed.). Leisure Press.

Chicago Style (17th ed.) Citation

Groppel, Jack L. High Tech Tennis / Jack L. Groppel. 2nd ed. Champaign, Ill.: Leisure Press, 1992.

MLA (9th ed.) Citation

Groppel, Jack L. High Tech Tennis / Jack L. Groppel. 2nd ed. Leisure Press, 1992.

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