"Motiv." . . "Symbol i. d. Literatur." . . "symbole Wagner, Richard. \"Der Ring des Nibelungen\"" . . "Opera's." . . "Musikalische Analyse." . . "Ópera." . . "Opera." . "Leitmotiv." . . "Nibelungen In der Kunst." . . . . . . . . . . . . . . . . . . . . "Wagner's \"Ring\" and its symbols : the music and the myth"@en . "Wagner's \"Ring\" and its symbols : the music and the myth" . . . "Wagner's \"Ring\" and its symbols" . . . . . . "Wagner's r̀ing' and its symbols : the music and the myth"@en . . . "Wagner's \"Ring\" and its symbols The music and the myth" . "Richard Wagners \"Ring des Nibelungen\" und seine Symbole : Musik und Mythos ; mit einem systematischen Noten-Anhang der Motive" . . . . . . . . . . "Wagner's 'Ring' and its symbols" . . . "Richard Wagners \"Ring des Nibelungen\" und seine Symbole" . . . . . . . . "Ring and its symbol"@en . . . "Wagner's \"Ring\" and its symbols : the music and the myth : (music examples)" . . . . . "Wagner's Ring and its symbols : the music and the myth" . . "Wagner's Ring and its symbols : the music and the myth"@en . . . . . "Richard Wagner \"Ring des Nibelungen\" und seine Symbole Musik und Mythos" . . . . . "Richard Wagners \"Ring des Nibelungen\" und seine Symbole : Musik und Mythos" . . . . . . "Wagner's Ring and its symbols" . "Wagner's \"Ring\" and its symbols; the music and the myth" . "Opera" . . . . . . . . "Wagner's Ring and its symbols; the music and the myth" . "Wagner's \"ring\" and its symbols : the music and the myth" . "Wagner's Ring and its symbols; the music and the myth"@en . . . . . "Wagner's \"ring\" and its Symbols : the Music and the Myth" . . . . "Wagner's \"Ring\" and its symbols, the music and the myth" . . . "Wagner's Ring and its symbols the music and the myth" . . . "Wagner's 'Ring' and its symbols : the music and the myth" . "Wagner's 'Ring' and its symbols : the music and the myth"@en . . "Wagner's Ring and its symbols" . "Wagner's Ring and its symbols"@en . . "Richard Wagners Ring des Nibelungen und seine Symbole : Musik und Mythos" . "Wagners Ring and Its Symbols : the Music and the Myth"@en . . . . . . . . "Wagners's ring and its symbols : the music and the myth" . . . . "Wagner's Ring and its symbol : the music and the myth"@en . "Wagner's 'Ring' and its symbols. The music and the myth. [With musical notes and a bibliography.]"@en . . "Richard Wagners \"Ring des Nibelungen\" und seine Symbole : Musik und Mythos : mit einem systematischen Noten-Anhang der Motive" . "Wagner's 'Ring' and Its Symbols : the Music and the Myth" . . . . . "Wagner's \"Ring\" and its symbols : The music and the myth" . . . . . . . "Wagner's \"Ring\" and its symbols : the music and the myth. Robert Donington. [2nd edition.]" . . . . "Mythologie i. d. Literatur." . . "Wagner, Richard." . . "Ring des Nibelungen (Wagner, Richard)" . . "Musik." . . "Motiv <Musik>" . . "Ópera Século 19 Alemanha." . . "Der Ring des Nibelungen (Wagner)" . . "Música Século 19 Alemanha." . . "Symbol." . . "Sujet." . . . . "Oper." . .