APA (7th ed.) Citation

Tallmadge, I., & Lillya, C. (1942). 56 progressive duets: For individuals & classes. Belwin.

Chicago Style (17th ed.) Citation

Tallmadge, Irving, and Clifford Lillya. 56 Progressive Duets: For Individuals & Classes. New York: Belwin, 1942.

MLA (9th ed.) Citation

Tallmadge, Irving, and Clifford Lillya. 56 Progressive Duets: For Individuals & Classes. Belwin, 1942.