Tallmadge, I., & Lillya, C. (1942). 56 progressive duets: For individuals & classes. Belwin.
Chicago Style (17th ed.) CitationTallmadge, Irving, and Clifford Lillya. 56 Progressive Duets: For Individuals & Classes. New York: Belwin, 1942.
MLA (9th ed.) CitationTallmadge, Irving, and Clifford Lillya. 56 Progressive Duets: For Individuals & Classes. Belwin, 1942.
Warning: These citations may not always be 100% accurate.