Clinical Measurement of Speech and Voice - Ronald J. Baken, Robert F. Orlikoff - Google Books

http://books.google.de/books?id=ElPyvaJbDiwC&lpg=PA351&ots=yo6AH6beum&dq=%22Electro-Aerometer%22&pg=PA352#v=onepage&q=%22Electro

This comprehensive book has become an internationally recognized standard reference on measurement of physiological and acoustical aspects of speech and voice. It is specifically written for those without a technical background and includes a wide…