APA (7th ed.) Citation

Spectacor Films (Firm), Videal (Firm), Vanguard Cinema (Firm), Lancaster, D., Hickenlooper, G., Smith, C., . . . Corone, A. (2007). Persons unknown. Vanguard.

Chicago Style (17th ed.) Citation

Spectacor Films (Firm), et al. Persons Unknown. [United States]: Vanguard, 2007.

MLA (9th ed.) Citation

Spectacor Films (Firm), et al. Persons Unknown. Vanguard, 2007.