Howard, T., Peppard, G., Coren, S., & Anderson, M. (2009). Operacion crossbow. Tenerife: Impulso Records.
Cita MLA (8 ed.) (Copiar al portapapeles)Howard, Trevor,, George Peppard, Sophia Coren, and Michael Anderson. Operacion Crossbow. Tenerife: Impulso Records , 2009.