Bleakley, Jack. <br/><br/>
The eavesdroppers / 
Jack Bleakley. 
 - Canberra :  Australian Government Publishing Service,  1991. 
 - xvi, 261 p. 
<br/><br/><label>ISBN: </label>0644223030 
<br/><br/><label>LCCN: </label>92024243     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signals and signalling.<br/>World War, 1939-1945--Military Intelligence.--Papua New Guinea<br/>Electronics in espionage<br/>Radio, Military--Japan.