Morton, Frederic.  <br/><br/>
Thunder at twilight :   Vienna 1913/1914 /  
Frederic Morton.  
 - New York :  Charles Scribner's Sons,  1989. 
 - 385 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World War, 1914-1918 --Causes.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Vienna (Austria)--History.
<br/><br/><label>LC Class. No.: </label>DB855