Calvey, David <br/><br/>
Covert research :  the art, politics and ethics of undercover fieldwork / 
David Calvey. 
 - Los Angeles :  SAGE,   ©2017. 
 - xi, 235 pages :  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781849203845 (Paperback)  USD 55.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology.<br/>Undercover operations.
<br/><br/><label>LC Class. No.: </label>Q180.M67 CAL