APA (7th ed.) Zitazioa
Boswell, T. (1990). Game day: Sports writings 1970-1990. Penguin Group.
Chicago Style (17th ed.) Zitazioa
Boswell, Thomas. Game Day: Sports Writings 1970-1990. New York: Penguin Group, 1990.
MLA (9th ed.) Zitazioa
Boswell, Thomas. Game Day: Sports Writings 1970-1990. Penguin Group, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.