Copi M. Irving, Carl Cohen, Kenneth McMahon <br/><br/>
Intoduction to logic 

 - Upper Saddle River, New Jersey, United States of America  Pearson Education Inc.  2011 
 - 319 
<br/><br/><label>ISBN: </label>1256973009 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic<br/>Philosophy
<br/><br/><label>LC Class. No.: </label>BC 108 .I58