Obert, Kerrie B. <br/><br/>
Geography of the voice 
Kerrie B. Obert. Steven R. Chicurel 
 - Think Voice International  2005 
 - 80 Seiten 
 - Think Voice Series .
<br/><br/>P.B 
<br/><br/><label>ISBN: </label>097648160X 9780976481607