Fitzgerald, Dennis G., <br/><br/>
Informants, cooperating witnesses, and undercover investigations :  a practical guide to law, policy, and procedure / 
Dennis G. Fitzgerald. 
 - Second edition. 
 - xxix, 252 pages ;  24 cm. 
 - Practical aspects of criminal and forensic investigations .
 - Practical aspects of criminal and forensic investigations .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781466554580  RM249.20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Informers--Legal status, laws, etc.--United States.