Cantabile - A Manual about Beautiful Singing for Singers, Teachers of Singing and Choral Conductors Paperback – July 1, 2009

Cantabile - A Manual about Beautiful Singing for Singers, Teachers of Singing and Choral Conductors

The Diagnosis and Correction of Vocal Faults: A Manual for Teachers of Singing and for Choir Directors

Vocal Technique: A Guide to Classical and Contemporary Styles for Conductors, Teachers, and Singers, Second Edition