Duggan, M. (2000). More guns, more crime. National Bureau of Economic Research.
Chicago Style (17th ed.) CitationDuggan, Mark. More Guns, More Crime. Cambridge: National Bureau of Economic Research, 2000.
MLA (9th ed.) CitationDuggan, Mark. More Guns, More Crime. National Bureau of Economic Research, 2000.
Warning: These citations may not always be 100% accurate.