Kelly, John J.  <br/><br/>
Essence of logic 
John J. Kelly 
 - New Delhi  Prentice-Hall of India Private Limited  1997 
 - xiv, 258p. 
<br/><br/><label>ISBN: </label>9788120311909 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical<br/>Computer science<br/>Logic programming
<br/><br/><label>Dewey Class. No.: </label>005.131 K287e