Britannica book of the year  1973 

 - Chicago  Encyclopaedia Britannica  1973 
 - 800 p.  Illustration 
<br/><br/><label>ISBN: </label>0852292821 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERALITIES
<br/><br/><label>Dewey Class. No.: </label>032  / ENC