APA (7th ed.) Citation

Chopin, F., & Schmidt, R. (1977). Rudolph Schmidt spielt Chopin.

Chicago Style (17th ed.) Citation

Chopin, Frédéric, and Rudolf Schmidt. Rudolph Schmidt Spielt Chopin. <<[S.l.]>>, 1977.

MLA (9th ed.) Citation

Chopin, Frédéric, and Rudolf Schmidt. Rudolph Schmidt Spielt Chopin. 1977.

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