APA (7th ed.) Citation

HBO Home Entertainment (Firm), Frears, S., Plummer, C., Langella, F., & Glover, D. Muhammad Ali's greatest fight.

Chicago Style (17th ed.) Citation

HBO Home Entertainment (Firm), Stephen Frears, Christopher Plummer, Frank Langella, and Danny Glover. Muhammad Ali's Greatest Fight.

MLA (9th ed.) Citation

HBO Home Entertainment (Firm), et al. Muhammad Ali's Greatest Fight.