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

 - 4th 
 - New York, USA:  Collier Macmillan USA,  1979. 
 - xiii,398p.  cm. 
<br/><br/><label>Source: </label> TB 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY