1. Discover Your Voice: How to Develop Healthy Voice Habits;Brown,1996
2. Diagnosis and Correction of Vocal Faults: A Manual for Teachers of Singing and for Choir Directors;McKinney,1994
3. Training Tenor Voices;Miller,1993
4. The Contemporary Singer: Elements of Vocal Technique;Peckham,2000
5. Posture and voice;Rubin;J Singing,2004