APA (7th ed.) Citation

Sonny & Cher, Cher, & Bono, S. (1991). The best of Sonny & Cher: The beat goes on. Atco Records.

Chicago Style (17th ed.) Citation

Sonny & Cher, Cher, and Sonny Bono. The Best of Sonny & Cher: The Beat Goes on. New York, N.Y.: Atco Records, 1991.

MLA (8th ed.) Citation

Sonny & Cher, et al. The Best of Sonny & Cher: The Beat Goes on. Atco Records, 1991.

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