Clarke, R. V. (1997). Ronald V. Clarke om situationell brottsprevention. BRÅ-PM.
Cita Chicago Style (17a ed.)Clarke, Ronald V. "Ronald V. Clarke Om Situationell Brottsprevention." BRÅ-PM 1997.
Cita MLA (8a ed.)Clarke, Ronald V. "Ronald V. Clarke Om Situationell Brottsprevention." BRÅ-PM, 1997.
Precaución: Estas citas no son 100% exactas.