Walker, Samuel. <br/><br/>
The police in America   :an introduction  
Samuel Walker 
 - 5th ed. 
 - Boston   McGraw-Hill Companies  2005 
 - 564 p 
<br/><br/> Paperback. 
<br/><br/><label>ISBN: </label>0072873256 9780072873252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Science<br/>Sociology<br/>General<br/>Police<br/>Police administration<br/>United States
<br/><br/><label>Dewey Class. No.: </label>363.20973  / WAP