Britannica Yearbook of Sience and The Future : 

 - Chicago :  Encyclopedia Britannica Inc,  1989 
 - 510 p. :  illi ;  29 cm. 
<br/><br/><label>ISBN: </label>0852294891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias And Dictionaries.
<br/><br/><label>LC Class. No.: </label>AE5  / .AE 1989