Enderton, H.B <br/><br/>
A mathematical introduction to logic  [Book]. 

 - 2 
 - New Delhi  Academic Press  2006 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8131201910 
<br/><br/><label>Subjects--Topical Terms: </label><br/>A mathematical introduction to logic