Copi, Irving M. <br/><br/>
Introduction to logic / 
Irving M. Copi 
 - 2 ed. 
 - New York :  The macmillan company,  1961 
 - 512 p. ;  21 cm. 
 - Collier, Macmillan student editions .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lógica<br/>Lógica
<br/><br/><label>Dewey Class. No.: </label>160  / C663