1. The Hygiene of the Vocal Organs: A Practical Handbook for Singers and Speakers;Meckenzie,1886
2. The Mechanism of the Human Voice;Behnke,1880
3. Singing: The Mechanism and the Technic;William,1967
4. Fundamental Problems in Phonetics;Catford,1977
5. The effect of voice training on lung volume in singers and the possible relationship to the damping factor of Pressman;Gould;J Res Sing,1977