An introduction to policing 
Dempsey, John S. 
 - 19th edition. 
 -  Cengage Learning Inc.,  2019 
 - xxiv, 600 p. 
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<br/><br/><label>ISBN: </label>978-1-33755875-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Law enforcement --United States -- Police --United States.
<br/><br/><label>Dewey Class. No.: </label>363 20973 D3891 2019