The police : an introduction 
Michael D. Lynmar. 
 - 2nd ed. 
 -  Prentice Hall, Inc.  2002 
 - xiv, 450 p. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Law enforcement. - United States.
<br/><br/><label>Dewey Class. No.: </label>363.20973 L98m 2002