APA (7th ed.) Citation

Chopin, F., & Tonger, P. J. (1865). Polonaise: Op. 40 no. 1. P. J. Tonger.

Chicago Style (17th ed.) Citation

Chopin, Fryderyk, and Peter Josef Tonger. Polonaise: Op. 40 No. 1. Köln: P. J. Tonger, 1865.

MLA (9th ed.) Citation

Chopin, Fryderyk, and Peter Josef Tonger. Polonaise: Op. 40 No. 1. P. J. Tonger, 1865.