Donington, Robert <br/><br/>
Wagner's'Ring' and its symbols  the music and the myth 

 - 3d ed. 
 - London  Faber and Faber  1974 
 - 342 p. : music. ; 23 cm. 
<br/><br/> 'Appendix of music examples': p. 275-306. 
<br/><br/>Bibliography: p. 316-328. 
<br/><br/><label>ISBN: </label>0571048250 
<br/><br/><label>LCCN: </label>74-164583 /MN 
<br/><br/><label>Subjects--Personal Names: </label><br/>Wagner, Richard, 1813--1883. Ring des Nibelungen