APA-viite (7. p.)
Vernick, J. S., & Webster, D. W. (2014). Updated Evidence and Policy Developments on Reducing Gun Violence in America. Johns Hopkins University Press.
Chicago-viite (17. p.)
Vernick, Jon S., ja Daniel W. Webster. Updated Evidence and Policy Developments on Reducing Gun Violence in America. Baltimore, Md.: Johns Hopkins University Press, 2014.
MLA-viite (9. p.)
Vernick, Jon S., ja Daniel W. Webster. Updated Evidence and Policy Developments on Reducing Gun Violence in America. Johns Hopkins University Press, 2014.
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