Cita APA (7th ed.)

Carr, J. F., & Willis, C. (2010). The man who built the National Football League. Scarecrow Press.

Cita Chicago (17th ed.)

Carr, Joe F., i Chris Willis. The Man Who Built the National Football League. Lanham: Scarecrow Press, 2010.

Cita MLA (9th ed.)

Carr, Joe F., i Chris Willis. The Man Who Built the National Football League. Scarecrow Press, 2010.