APA (7th ed.) Citation

(1980). Videotext: The coming revolution in home/office information retrieval. Harmony Books.

Chicago Style (17th ed.) Citation

Videotext: The Coming Revolution in Home/office Information Retrieval. White Plains, New York: Harmony Books, 1980.

MLA (9th ed.) Citation

Videotext: The Coming Revolution in Home/office Information Retrieval. Harmony Books, 1980.