Wagner, Joseph (1900-1974)

Wagner, Joseph(1900–1974)

Muzička enciklopedija

Wagner, Joseph F(1900–1974)

Das Blasmusik-Lexikon: Komponisten – Autoren – Werke – Literatur

Wagner, Joseph F(Rederick)(1900–1974)

Dictionary of American classical composers

Joseph Frederick, WAGNER(1900–1974)

Algemene muziek encyclopedie

Wagner, Joseph Frederick(1900–1974)

DEUMM Online

Wagner, Joseph Frederick(1900–1974)

The 20th century violin concertante: A repertoire catalogue