Thornton, Archibald Paton. <br/><br/>
Imperialism in the twentieth century . 
Archibald Paton Thornton 
 - London   Macmillan press  1978 
<br/><br/><label>ISBN: </label>0-333-24848-1. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Imperialism-History.
<br/><br/><label>LC Class. No.: </label>FASS JC 359 .T46.