HUGHES, G.E. <br/><br/>
A New Introduction To Modal Logic 

 - London  Routledge  1996 
 - x, 421p. 
<br/><br/><label>ISBN: </label>0-415-12600-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modality (Logic)
<br/><br/><label>Dewey Class. No.: </label>160