APA (7th ed.) Citation

Gregg, J. R. (1987). Vision and sports: An introduction. Butterworth.

Chicago Style (17th ed.) Citation

Gregg, James R. Vision and Sports: An Introduction. Boston [u.a.]: Butterworth, 1987.

MLA (9th ed.) Citation

Gregg, James R. Vision and Sports: An Introduction. Butterworth, 1987.

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