APA (7th ed.) Citation

Duchamp, M., Cage, J., & Kotík, P. (1991). Music by Marcel Duchamp. Ed. Block.

Chicago Style (17th ed.) Citation

Duchamp, Marcel, John Cage, and Petr Kotík. Music by Marcel Duchamp. Berlin: Ed. Block, 1991.

MLA (9th ed.) Citation

Duchamp, Marcel, et al. Music by Marcel Duchamp. Ed. Block, 1991.