APA (7th ed.) Citation

Gardner, J. B., & Purdy, J. G. (1970). Computerized running training programs. Tafnews Press.

Chicago Style (17th ed.) Citation

Gardner, James B., and J. Gerry Purdy. Computerized Running Training Programs. Los Altos, Calif.: Tafnews Press, 1970.

MLA (9th ed.) Citation

Gardner, James B., and J. Gerry Purdy. Computerized Running Training Programs. Tafnews Press, 1970.