Jacobs, Robert L. <br/><br/>
Wagner. 

 - [Rev. ed.]. 
 - London :  J.M. Dent,  [1968] 
 - Master musicians series .
<br/><br/> Catalogue of works: p. 222-225.  First published in this ed. in 1965. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Wagner, Richard, 1813-1883. Wagner, Richard, 1813-1883.