Mourant John A <br/><br/>
Formal logic    an introduction textbook      

 - New York     The Macmillan Company      1963 
 - ix,413p  cm. 
<br/><br/><label>Standard No.: </label>48633 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R15, K3