Traffic Calming.org Comprehensive guide to traffic calming, neighborhood traffic management: its history, methods and measures, example plans, photographs; its impacts. http://www.TrafficCalming.org/

Traffic Calming Library Contains a searchable database of reports, articles and other documents. Provided by the Institute of Transportation Engineers . http://www.ite.org/traffic

Traffic Calming Provides information on actual practical examples. Includes photographs and comments on use. http://www.trafficcalming.net/

Traffic Calming Bibliography Provides a listing of documents, information sources, and Web resources. http://www.ci.cambridge.ma.us/~CDD/envirotrans/trafcalm/bibliography.html

Institute for Transport Studies Report providing a review of current traffic calming techniques . http://highlands.com/pdra/reports/eurorept.html

Neighborhood Traffic Management Program: NTMP Information on traffic calming efforts in Madison, Wisconsin. Summarizes whole topic well via descriptions, photographs, graphs, tables, references. http://www.ci.madison.wi.us/transp/ntmpfaq.html

Traffic Calming Information on industry devices, theory, data, photos, studies, reports, FAQs, laws, from the City of Portland, Oregon, Traffic Calming Programs. http://www.trans.ci.portland.or.us/trafficcalming/default.htm

Sunshine Traffic Sales Inc. Specializes in traffic counters and distance measuring instruments. http://sunshinetraffic.com