Cita APA (7th ed.)

Gutman, B. (1990). Swimming: Go for it. Marshall Cavendish.

Cita Chicago (17th ed.)

Gutman, Bill. Swimming: Go for It. New York: Marshall Cavendish, 1990.

Cita MLA (9th ed.)

Gutman, Bill. Swimming: Go for It. Marshall Cavendish, 1990.