APA (7th ed.) Citation

Sondheim, S., Epstein, J. J., Freeman, S., & Tunick, J. (1999). Saturday night.

Chicago Style (17th ed.) Citation

Sondheim, Stephen, Julius J. Epstein, Steven Freeman, and Jonathan Tunick. Saturday Night. Milwaukee, WI : H. Leonard, 1999, 1999.

MLA (9th ed.) Citation

Sondheim, Stephen, et al. Saturday Night. 1999.