http://www.organized-crime.de Klaus von Lampe Organized Crime Research. Although the geographical focus of this website is the USA and Germany, its social-science perspective and collection of organized crime definitions, papers, book reviews, and web links makes it an essential resource.

http://www.nij.gov/publications/Pages/annual-reports.aspx National Institute of Justice, US Department of Justice. This website provides a comprehensive collection of official reports and commissioned research publications that provide an overview of the US perspective on organized crime.

http://policy-traccc.gmu.edu Transnational Crime and Corruption Center, George Mason University. This centre brings together a large collection of academic and policy research on transnational crime (with a focus on Russia and former Soviet states), as well as providing a comprehensive set of links to other online resources on this subject.

http://www.unodc.org  United Nations Office on Drugs and Crime (UNODC). The UNODC is one of the leading international agencies focused on assisting states in developing international efforts to fight drug trafficking, terrorism, and organized crime.