APA (7th ed.) Citation

(2017). Mass casualty shootings. Office of Justice Programs, Office for Victims of Crime.

Chicago Style (17th ed.) Citation

Mass Casualty Shootings. [Washington, D.C.]: Office of Justice Programs, Office for Victims of Crime, 2017.

MLA (9th ed.) Citation

Mass Casualty Shootings. Office of Justice Programs, Office for Victims of Crime, 2017.