Walker, Samuel, <br/><br/>
The police in America :  an introduction / 

 - 2nd ed. 
 - New York :  McGraw-Hill,  c1992. 
 - xxii, 412 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0070678693 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Police<br/>Police administration
<br/><br/><label>Dewey Class. No.: </label>363.2