APA (7th ed.) Citation

Rossini, G., & Roser, F. d. P. (1821). Tancrede: Grand opera en deux actes. Hummel.

Chicago Style (17th ed.) Citation

Rossini, Gioachino, and Franz de Paula Roser. Tancrede: Grand Opera En Deux Actes. Berlin <<[u.a.]>>: Hummel, 1821.

MLA (9th ed.) Citation

Rossini, Gioachino, and Franz de Paula Roser. Tancrede: Grand Opera En Deux Actes. Hummel, 1821.