APA (7th ed.) Citation

Keller, P. F. G., & Johnson, K. A. (1982). How Are ITV Users Different?

Chicago Style (17th ed.) Citation

Keller, Paul F. G., and Kerry A. Johnson. How Are ITV Users Different? 1982.

MLA (9th ed.) Citation

Keller, Paul F. G., and Kerry A. Johnson. How Are ITV Users Different? 1982.

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