APA (7th ed.) Citation

Sigel, E. (1980). Videotext: The coming revolution in home/office information retrieval. Knowledge Industry Publications.

Chicago Style (17th ed.) Citation

Sigel, Efrem. Videotext: The Coming Revolution in Home/office Information Retrieval. White Plains, N.Y.: Knowledge Industry Publications, 1980.

MLA (9th ed.) Citation

Sigel, Efrem. Videotext: The Coming Revolution in Home/office Information Retrieval. Knowledge Industry Publications, 1980.