Langer, William L. (William Leonard), 1896-1977. <br/><br/>
The undeclared war, 1940-1941 
/ by William L. Langer and S. Everett Gleason 
 - Mass  P. Smith : Gloucester  1968 
 - xvi, 963 p. 24 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>71-000285 //r87 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World War, 1939--1945--Diplomatic history<br/>World War, 1939--1945--United States
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Foreign relations--1933--1945