Britannica book of the year 1972 

 - Chicago  Encyclopaedia Britannica  1972 
 - 800 p. 
<br/><br/><label>ISBN: </label>085229168x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia
<br/><br/><label>Dewey Class. No.: </label>030  / BRI