Wigram, T. (2004). Improvisation: Methods and techniques for music therapy clinicians, educators and students. J. Kingsley Publishers.
Chicago-Zitierstil (17. Ausg.)Wigram, Tony. Improvisation: Methods and Techniques for Music Therapy Clinicians, Educators and Students. London: J. Kingsley Publishers, 2004.
MLA-Zitierstil (9. Ausg.)Wigram, Tony. Improvisation: Methods and Techniques for Music Therapy Clinicians, Educators and Students. J. Kingsley Publishers, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.