APA (7th ed.) Citation

Levinson, B., Connolly, B., Friel, A., McEvoy, B., & O'Byrne, B. F. An everlasting piece [.

Chicago Style (17th ed.) Citation

Levinson, Barry, Billy Connolly, Anna Friel, Barry McEvoy, and Brían F. O'Byrne. An Everlasting Piece [.

MLA (9th ed.) Citation

Levinson, Barry, et al. An Everlasting Piece [.