Klenk, Virginia <br/><br/>
Understanding symbolic logic 

 - 5 
 -  New Delhi  Pearson Education  2008 
 - 479p  
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788131723579 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sentential logic  Structure<br/>symbolic logic