O'NEILL Eric <br/><br/>
Gray day:  my undercover mission to expose America's first cyber spy / 
Eric O'Neill. 
 - New York:  Crown Publishers,  2019 
 - viii, 291 pages ; 25 cm. 
<br/><br/><label>ISBN: </label>9780525573524 (hbk.):  USD27.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HANSSEN ROBERT<br/>INTELLIGENCE SERVICE<br/>RUSSIA (FEDERATION)