APA (7th ed.) Citation

Black, D., Hampton, C., & Lloyd Webber, A. (1993). Sunset boulevard: The musical. Faber and Faber.

Chicago Style (17th ed.) Citation

Black, Don, Christopher Hampton, and Andrew Lloyd Webber. Sunset Boulevard: The Musical. London [etc.]: Faber and Faber, 1993.

MLA (9th ed.) Citation

Black, Don, et al. Sunset Boulevard: The Musical. Faber and Faber, 1993.