Ward, Barbara, 1914-  Ward, Barbara, 1914- <br/><br/>
Space ship earth. 

 - London :  Hamish Hamilton,  [1966] 
 - The Pegram lectures ;  no. 6 .
 - George B. Pegram lecture series ;  no. 6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>International relations.<br/>International -- Cooperation--International -- Cooperation