Smith, J. H., Jeffress, A., Beeler, C. E., & Xin, T. T. US legal perspectives: Legislative, intelligence, and law enforcement aspects. Lone-actor terrorism : an integrated framework.
Lua i Stíl Chicago (17ú heag.)Smith, Jeffrey H., Amy Jeffress, Christopher E. Beeler, agus Tian Tian Xin. "US Legal Perspectives: Legislative, Intelligence, and Law Enforcement Aspects." Lone-actor Terrorism : An Integrated Framework .
Lua MLA (8ú heag.)Smith, Jeffrey H., et al. "US Legal Perspectives: Legislative, Intelligence, and Law Enforcement Aspects." Lone-actor Terrorism : An Integrated Framework, .
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