Britannica yearbook of science and the future 

 - Chicago :   Encyclopaedia Britannica,   1971. 
 - v. 
<br/><br/> Editors: 1971- , Richard G. Young 
<br/><br/><label>ISBN: </label>0852291558 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIA Y TECNOLOGIA-ANUARIOS