APA (7th ed.) Citation

Puccini, G., & Seeger, H. (1980). Tosca: Musikdrama in drei Akten (o.A.). Edition Peters.

Chicago Style (17th ed.) Citation

Puccini, Giacomo, and Horst Seeger. Tosca: Musikdrama in Drei Akten. o.A. Leipzig: Edition Peters, 1980.

MLA (8th ed.) Citation

Puccini, Giacomo, and Horst Seeger. Tosca: Musikdrama in Drei Akten. o.A. Edition Peters, 1980.

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