APA (7th ed.) Citation

Facts on File, Inc, & Parker, T. F. (1974). Violence in the U.S. Facts on File.

Chicago Style (17th ed.) Citation

Facts on File, Inc, and Thomas F. Parker. Violence in the U.S. New York: Facts on File, 1974.

MLA (8th ed.) Citation

Facts on File, Inc, and Thomas F. Parker. Violence in the U.S. Facts on File, 1974.

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