Emmons, Shirlee. <br/><br/>
Power performance for singers :  transcending the barriers / 
Shirlee Emmons, Alma Thomas. 
 - UK :  OUP,  1998. 
 - xvi, 320p ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/> Open. 
<br/><br/><label>ISBN: </label>0195112245 
<br/><br/><label>LCCN: </label>9731732  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Singing--Psychological aspects.