izlaidumi no Donald S Sawicki

Cover for Donald S Sawicki · Police Radar Handbook: a Comprehensive Guide to Speed Measuring Systems (Paperback Book) (2013)
Paperback Book
Police Radar Handbook: a Compreh...
Donald S Sawicki
Cover for Donald S Sawicki · Police Radar Operator Error: Microwave and Laser Radar Protocols and Results of Improper Use (Paperback Book) (2012)
Paperback Book
Police Radar Operator Error: Mic...
Donald S Sawicki
Cover for Donald S Sawicki · Police Traffic Speed Radar Handbook: a Comprehensive Guide to Speed Measuring Systems. Includes Microwave and Laser Radar. (Paperback Book) (2011)
Paperback Book
Police Traffic Speed Radar Handb...
Donald S Sawicki