World directory of peace research institutions. 

 - 4th rev. ed. 
 - Paris :  UNESCO,  c 1981. 
 - 213 p. ;  29 cm. 
 - Reports and papers in the social sciences, No. 49  .
<br/><br/>338  338 
<br/><br/><label>ISBN: </label>92-3-101902-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World directory.
<br/><br/><label>Dewey Class. No.: </label>305.8072 / U893w