Evaluation of aerial patrol of interstate highways by the Illinois State police
By: James P. O'Brien, Charanjit S. Sidhu.
Contributors: Sidhu, Charanjit S.; Illinois State Police.; Illinois. Division of Traffic Safety.
Publisher: Dept. of Transportation, Division of Traffic Safety
Published: 1980
Place of publication: [Springfield, Ill.]
Language: eng
Number of pages: 14
Subjects: Police patrol -- Illinois -- Evaluation.; Aeronautics in police work -- Illinois -- Evaluation.; Traffic safety -- Illinois -- Evaluation.
Other titles: Illinois traffic safety programs.
Notes: Cover title: Illinois traffic safety programs.
"April 1980."