APA (7th ed.) Citation

HBO Home Entertainment (Firm), March of Time, Inc, & Grew, J. C. (1942). The dream of empire. Home Box Office.

Chicago Style (17th ed.) Citation

HBO Home Entertainment (Firm), Inc March of Time, and Joseph C. Grew. The Dream of Empire. New York, NY: Home Box Office, 1942.

MLA (9th ed.) Citation

HBO Home Entertainment (Firm), et al. The Dream of Empire. Home Box Office, 1942.