Chellas, Brian F. <br/><br/>
Modal logic : an introduction 
by Brian F. Chellas 
 - Cambridge  Cambridge University Press  1993[reprinted 1993] 
 - xii, 295p.;  23cm. 
<br/><br/><label>ISBN: </label>0521295157 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modality(Logic)<br/><Modal Logic<br/>Minimal Models(Logic)
<br/><br/><label>Dewey Class. No.: </label>160  / CHE