Peace research :  trend report and world directory. 

 - Paris :  UNESCO,  1978. 
 - 250 p. ; 
<br/><br/><label>ISBN: </label>GDB663 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Peace
<br/><br/><label>Dewey Class. No.: </label>327.172072  / Pe