APA (7th ed.) Citation

Clapp, W. M. (1987). Modern law enforcement: Weapons & tactics. DBI Books.

Chicago Style (17th ed.) Citation

Clapp, Wiley M. Modern Law Enforcement: Weapons & Tactics. Northbrook, Ill: DBI Books, 1987.

MLA (8th ed.) Citation

Clapp, Wiley M. Modern Law Enforcement: Weapons & Tactics. DBI Books, 1987.

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