APA (7th ed.) Citation

Kander, J., Convy, B., Gilford, J., Grey, J., Hastings, H., Haworth, J., & Lenya, L. Cabaret, the new musical.

Chicago Style (17th ed.) Citation

Kander, John, Bert Convy, Jack Gilford, Joel Grey, Harold Hastings, Jill Haworth, and Lotle Lenya. Cabaret, the New Musical.

MLA (9th ed.) Citation

Kander, John, et al. Cabaret, the New Musical.