Britannica book of the year, 1977 

 - Chicago  Encyclopaedia Britannica  1977 
 - 768 p.  Illustration 
<br/><br/><label>ISBN: </label>0852293259 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERALITIES
<br/><br/><label>Dewey Class. No.: </label>032  / ENC