Potter, John  (Tenor), <br/><br/>
A history of singing / 
John Potter and Neil Sorrell. 
 - Cambridge :  Cambridge University Press,  2012. 
 - vii, 349 p. ;  23 cm. 
<br/><br/>Includes index and bibliography : p. 321-338. 
<br/><br/><label>ISBN: </label>9780521817059  RM289.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Singing--History.