Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Biographisch-Bibliographisches Quellen-Lexikon der Musiker und Musikgelehrten
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Diccionario técnico de la música
Biographisch-Bibliographisches Quellen-Lexikon der Musiker und Musikgelehrten
Biographisch-Bibliographisches Quellen-Lexikon der Musiker und Musikgelehrten
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Annals of opera, 1597–1940
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Annals of opera, 1597–1940
Biographisch-Bibliographisches Quellen-Lexikon der Musiker und Musikgelehrten
Annals of opera, 1597–1940
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Encyclopedia of the blues
Annals of opera, 1597–1940
The Canadian pop music encyclopedia
Algemene muziek encyclopedie
Opernlexikon/Opera catalogue/Lexique des opéras/Dizionario operistico
Algemene muziek encyclopedie
