APA (7th ed.) Citation

Koch, T. (1991). Journalism for the 21st century: Online information, electronic databases, and the news (1. publ.). Greenwood Press.

Chicago Style (17th ed.) Citation

Koch, Tom. Journalism for the 21st Century: Online Information, Electronic Databases, and the News. 1. publ. New York u.a: Greenwood Press, 1991.

MLA (9th ed.) Citation

Koch, Tom. Journalism for the 21st Century: Online Information, Electronic Databases, and the News. 1. publ. Greenwood Press, 1991.