Felice Arena. Boyz Rule 11: Secret Agent Heroes. Pan Macmillan.
Cita Chicago (17th ed.)Felice Arena. Boyz Rule 11: Secret Agent Heroes. Pan Macmillan.
Cita MLA (9th ed.)Felice Arena. Boyz Rule 11: Secret Agent Heroes. Pan Macmillan.
Atenció: Aquestes cites poden no estar 100% correctes.