New horizons of human knowledge :  a series of public talks given at Unesco 
with an introduction by Amadou-Mahtar M'Bow ... [et al.]. 
 - Paris :  The Unesco Press,  1981. 
 - 98 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9231019031 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Social aspects.