Raintree <br/><br/>
Courageous Spies and international intrigue of World War I 
/ Raintree 
 - 1st edition 
 - China  Raintree  2017 
 - 64 p 
<br/><br/><label>ISBN: </label>9781474736220 
<br/><br/><label>Dewey Class. No.: </label>940.486  / RAI