Britannica book of the year 1989 / 

 - Chicago :  Encyclopaedia Britanica ;  1989. 
 - 910 p. :  ill. ;  32 cm. 
 - Encyclopaedia Britanica ; .
<br/><br/><label>ISBN: </label>0852295049 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia<br/>Agricultural
<br/><br/><label>Dewey Class. No.: </label>032  / BRI N-B