Zangger Borch, D. (2007). Daniel Zanggers Borch's Ultimate vocal voyage: The definite method for unleashing the rock, pop or soul singer within you (Ed. 1.). Notfabriken.
Cita Chicago (17th ed.)Zangger Borch, Daniel. Daniel Zanggers Borch's Ultimate Vocal Voyage: The Definite Method for Unleashing the Rock, Pop or Soul Singer Within You. Ed. 1. Bromma, Sweden: Notfabriken, 2007.
Cita MLA (9th ed.)Zangger Borch, Daniel. Daniel Zanggers Borch's Ultimate Vocal Voyage: The Definite Method for Unleashing the Rock, Pop or Soul Singer Within You. Ed. 1. Notfabriken, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.