The world of learning 1999 

 - 49th ed. 
 - London  Europa Pub.  1998 
 - xv,2080 p. 
<br/><br/><label>ISBN: </label>1857430492 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERALITIES
<br/><br/><label>Dewey Class. No.: </label>060  / WOR