Kelly John J <br/><br/>
Essence of logic. 
Kelly John J 
 - New Delhi  Pearson        2011 
 - xiv,258p  cm. 
<br/><br/><label>ISBN: </label> 780 
<br/><br/><label>Standard No.: </label>115075 
<br/><br/><label>Source: </label> 205, 10/02/2012, Classic Book Service  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>I I C
<br/><br/><label>Dewey Class. No.: </label>D6,8(B)0bR14, Q1  Q1;3