Cita APA (7th ed.)

Weyand, A. M. (1926). American football: Its history and development. D. Appleton and company.

Cita Chicago (17th ed.)

Weyand, Alexander M. American Football: Its History and Development. New York, London: D. Appleton and company, 1926.

Cita MLA (9th ed.)

Weyand, Alexander M. American Football: Its History and Development. D. Appleton and company, 1926.

Atenció: Aquestes cites poden no estar 100% correctes.