- Author: Rackham Arthur, Wagner Richard
- Language: English
- Year: 2010
- Author: Newman Ernest, Wagner Richard
- Language: English
- Year: 2014
- Author: Newman Ernest, Wagner Richard
- Language: English
- Year: 2014
- Author: Newman Ernest, Wagner Richard
- Language: English
- Year: 2014
- Author: Millington Barry, Spencer Stewart, Wagner Richard
- Language: English
- Year: 2010
- Author: Millington Barry, Spencer Stewart, Wagner Richard
- Language: English
- Year: 2010
- Author: Millington Barry, Spencer Stewart, Wagner Richard
- Language: English
- Year: 2010
- Author: Sørensen Villy, Wagner Richard
- Language: Danish
- Year: 2011
- Author: Parly Nila, Wagner Richard
- Language: Danish
- Year: 2007
Decoding Wagner: A Basic Guide into His World of Music Drama Unlocking the Masters Series, No. 1
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- Author: May Thomas, Wagner Richard
- Language: English
- Year: 2004