APA (7th ed.) Citation

(1939). Fifty art songs from the modern repertoire. G. Schirmer.

Chicago Style (17th ed.) Citation

Fifty Art Songs from the Modern Repertoire. New York, London: G. Schirmer, 1939.

MLA (9th ed.) Citation

Fifty Art Songs from the Modern Repertoire. G. Schirmer, 1939.