APA (7th ed.) Citation

Beck, C., Beck, C., & Beck, C. (1928). Zwei Tanzstücke: Piano = Two dances = Deux danses. Schott.

Chicago Style (17th ed.) Citation

Beck, Conrad, Conrad Beck, and Conrad Beck. Zwei Tanzstücke: Piano = Two Dances = Deux Danses. Mainz [u. a.]: Schott, 1928.

MLA (9th ed.) Citation

Beck, Conrad, et al. Zwei Tanzstücke: Piano = Two Dances = Deux Danses. Schott, 1928.