APA-referens (7:e uppl.)

Concone, G. (1939). Fifty lessons for the voice for high voice. G. Schirmer.

Chicago-referens (17:e uppl.)

Concone, Giuseppe. Fifty Lessons for the Voice for High Voice. Milwaukee, WI: G. Schirmer, 1939.

MLA-referens (9:e uppl.)

Concone, Giuseppe. Fifty Lessons for the Voice for High Voice. G. Schirmer, 1939.