Oriģināls: Discover Your Voice. Tona de Brett has taught, among others. , Paul Young, Martine McCutcheon, Billy. For Vocal, Voice.
Tulkojums: Atklājiet Your Voice. Balss notis. Atklājiet Your Voice. Learn to Sing from Rock to Classic. Sastādījis Tona de Brett. Par vokāls, balss.
