APA (7th ed.) Citation

Blue Sky Studios, Twentieth Century Fox Animation (Firm), Twentieth Century-Fox Film Corporation, Twentieth Century Fox Home Entertainment, Inc, Gordon, B., Seuss, D., . . . McCartney, J. (2008). Horton hears a Who. 20th Century Fox Home Entertainment.

Chicago Style (17th ed.) Citation

Blue Sky Studios, et al. Horton Hears a Who. Beverly Hills, Calif.: 20th Century Fox Home Entertainment, 2008.

MLA (9th ed.) Citation

Blue Sky Studios, et al. Horton Hears a Who. 20th Century Fox Home Entertainment, 2008.