Cocchiarella, Nino B. <br/><br/>
Modal logic :  an introduction to its syntax and semantics / 
Nino B. Cocchiarella and Max A. Freund 
 - Oxford :  The University Press,  2008 
 - xi, 268 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780195366587  $99.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modality (Logic)
<br/><br/><label>Dewey Class. No.: </label>160