APA (7th ed.) Citation

Wilder, B., LaShelle, J., Lemmon, J., MacLaine, S., & MacMurray, F. (2004). The Apartment. MGM.

Chicago Style (17th ed.) Citation

Wilder, Billy, Joseph LaShelle, Jack Lemmon, Shirley MacLaine, and Fred MacMurray. The Apartment. London: MGM, 2004.

MLA (9th ed.) Citation

Wilder, Billy, et al. The Apartment. MGM, 2004.