Fitzgerald, Dennis G. <br/><br/>
Informants, cooperating witnessess, and undercover investigations:  a practical guide to law, policy, and procedure/ 
Dennis G. Fitzgerald 
 - Second edition 
 - Boca Raton:  CRC Press;  c2015. 
 - xxix, 525 pages;  24 cm. 
<br/><br/><label>ISBN: </label>978-1-4665-5458-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Informers--United States--Legal status, laws, etc.<br/>Undercover operations--United States--Law and legislations<br/>Evidence, Criminal--United States
<br/><br/><label>Dewey Class. No.: </label>DC 345.73  / F553