Walker, Samuel,  1942- <br/><br/>
The police in America :  an introduction / 
Samuel Walker. 
 - 3rd ed. 
 - Boston :  McGraw Hill College,  1999. 
 - xxi, 401 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0070679118  RM198.99 
<br/><br/><label>LCCN: </label>98-019785 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Police--United States.<br/>Police administration--United States.