APA (7th ed.) Citation

Paramount Pictures Corporation, Paramount Home Video (Firm), Leone, S., Argento, D., Bertolucci, B., Cardinale, C., . . . Strode, W. (1985). Once upon a time in the West. Paramount Home Video.

Chicago Style (17th ed.) Citation

Paramount Pictures Corporation, et al. Once upon a Time in the West. Hollywood, CA: Paramount Home Video, 1985.

MLA (9th ed.) Citation

Paramount Pictures Corporation, et al. Once upon a Time in the West. Paramount Home Video, 1985.