- Richard Wagner (Twayne's world authors series, TWAS 77. Germany) by Robert Raphael, 1969
- Die Walkure (Music Scores) by Richard Wagner, 1978-03-01
- Tristan and Isolda - Opera in Three Acts by Richard Wagner, 2010-07-12
- Richard Wagner by Frank B. Josserand, 1982-11
- A Guide To The Ring Of The Nibelung, The Trilogy Of Richard Wagner: Its Origin, Story, And Music (1905) by Richard Aldrich, 2009-01-19
- Richard Wagner and the English by Anne Dzamba Sessa, 1977-06
- For freedom destined: Mysteries of man's evolution in the mythology of Wagner's Ring operas and Parsifal by Franz Emil Winkler, 1974
- New Studies in Richard Wagner's the Ring of the Nibelung (Studies in the History and Interpretation of Music)
- The Life of Richard Wagner (v. 4) by Ernest Newman, 1976-11-06
- Richard and Adolf: Did Richard Wagner Incite Adolf Hitler to Commit the Holocaust? by Christopher Nicholson, 2007-02-28
- Richard Wagner, Fritz Lang, and the Nibelungen by David J. Levin, 1999-11-29
- Siegfried in Full Score by Richard Wagner, 1983-03-01
- Siegfried in Full Score by Richard Wagner, 1983-03-01
- Imagined Germany: Richard Wagner's National Utopia (German Life and Civilization) by Hannu Salmi, 1999-08
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