Ruzsa, Imre <br/><br/>
Modal logic with descriptions / 
by Imre Ruzsa 
 - The Hague, The Netherlands :  Martinus Nijhoff,  1981 
 - 135 p. ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9024724732  USD .60.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modality (Logic)
<br/><br/><label>Dewey Class. No.: </label>160