The Merriam-Webster dictionary. 

 - 50th anniversary ed. 
 - Springfield, Mass. :  Merriam-Webster,  c1997. 
 - 894 p. ;  18 cm. 
<br/><br/><label>ISBN: </label>0877799113 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Dictionaries.