APA (7th ed.) Citation

Koussevitzky, S. Humoresque, Opus 4. For string bass and piano. International Music.

Chicago Style (17th ed.) Citation

Koussevitzky, Serge. Humoresque, Opus 4. For String Bass and Piano. New York: International Music.

MLA (9th ed.) Citation

Koussevitzky, Serge. Humoresque, Opus 4. For String Bass and Piano. International Music.

Warning: These citations may not always be 100% accurate.