Copi, Irwing M <br/><br/>
Symbolic logic 

 - 5 
 -   Prentice - Hall of India, Pvt. ltd., New Delhi  1997 
 - 398 
<br/><br/><label>ISBN: </label>3245 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mathematical logic; Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.3  COP-S5