Irwing M. Copi <br/>
Symbolic Logic 
Irwing M. Copi 
 - 5th 
 - New Delhi  Prentic Hall of India  1979 
 - [xiii] , 398p . :  22+cm . 
<br/><br/><label>ISBN: </label>812030970-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.3  / COS