Ager, D., & Ager, A. (2003). Handbook of football club management. Crowood Press.
Cita Chicago (17th ed.)Ager, David, i Andrew Ager. Handbook of Football Club Management. Wiltshire: Crowood Press, 2003.
Cita MLA (8th ed.)Ager, David, i Andrew Ager. Handbook of Football Club Management. Crowood Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.