APA-viite

Webster, D., Vernick, J., & Hepburn, L. (2001). Relationship between licensing, registration, and other gun sales laws and the source state of crime guns. BMJ Group.

Chicago-tyylinen lähdeviittaus

Webster, D., J. Vernick, ja L. Hepburn. Relationship between Licensing, Registration, and Other Gun Sales Laws and the Source State of Crime Guns. BMJ Group, 2001.

MLA-viite

Webster, D., J. Vernick, ja L. Hepburn. Relationship between Licensing, Registration, and Other Gun Sales Laws and the Source State of Crime Guns. BMJ Group, 2001.

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