Gutman, B. (1990). Go for it: Tennis. Marshall Cavendish.
Cita Chicago (17th ed.)Gutman, Bill. Go for It: Tennis. New York: Marshall Cavendish, 1990.
Cita MLA (9th ed.)Gutman, Bill. Go for It: Tennis. Marshall Cavendish, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.