"Copi, Irving M" <br/><br/>
Symbolic logic 

 - 5 
 - New Delhi  Prentice Hall Of India  c1979 
 - "xiii,398p. : ill. ;22cm." 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>8120309707 
<br/><br/><label>Subjects--Topical Terms: </label><br/>"Logic, Symbolic and mathematical"