De Vree, Johan K. <br/><br/>
Political integration: the formation of theory and its problems 
by Johan K. De Vree 
 - Paris  Hague  1972 
 - 389p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political science.
<br/><br/><label>Dewey Class. No.: </label>B2 V957