APA (7th ed.) Citation

HBO Home Entertainment (Firm) & March of Time, Inc. (1950). The nation called Denver. Home Box Office.

Chicago Style (17th ed.) Citation

HBO Home Entertainment (Firm) and Inc March of Time. The Nation Called Denver. New York, NY: Home Box Office, 1950.

MLA (9th ed.) Citation

HBO Home Entertainment (Firm) and Inc March of Time. The Nation Called Denver. Home Box Office, 1950.

Warning: These citations may not always be 100% accurate.