Yearbook of science and the future 1991 
Encyclopedia Britannica 
 - Chicago  Encyclopaedia Britannica  1990 
 - 510p 
<br/><br/><label>ISBN: </label>0-85229-525-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NASA Thesaurus<br/>Science-Yearbooks<br/>Yearbooks-Science
<br/><br/><label>Universal Decimal Class. No.: </label>058:5  / YEA-91