Murray, James, A.H....[et. al.]  _ <br/><br/>
Oxford English dictionary : vol.11 

 - Oxford  OUP  1978 
 - 12v, 565  HB  31 cm.  493 p. 
<br/><br/> T to U 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Language<br/>Dictionary--Languages<br/>Languages-- Dictionary
<br/><br/><label>Dewey Class. No.: </label>423  / OED