The world of learning 2001 

 - 51st ed. 
 - London  Europa Pub.  2000 
 - xv,2188 p. 
<br/><br/><label>ISBN: </label>1857430840 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERALITIES
<br/><br/><label>Dewey Class. No.: </label>060  / WOR