Security council    Official records, 26th year.    

 - New York  UN           1972 
 - vii,91p. Suppl. April, May, June 1971  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,93:3.N72, L2/UN