Gem , Colling. <br/><br/>
Colling gem thesaurus in az form 

 - England :  Harper Collins,  1994 
 - 629. 
<br/><br/><label>ISBN: </label>0004722078  
<br/><br/><label>Subjects--Topical Terms: </label><br/>English dictionaries
<br/><br/><label>Dewey Class. No.: </label>423  / GEM