APA (7th ed.) Citation

Gundersen, D. F., & Hopper, R. (1984). Communication and law enforcement. Harper & Row.

Chicago Style (17th ed.) Citation

Gundersen, D. F., and Robert Hopper. Communication and Law Enforcement. New York [usw.]: Harper & Row, 1984.

MLA (9th ed.) Citation

Gundersen, D. F., and Robert Hopper. Communication and Law Enforcement. Harper & Row, 1984.

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