Jeffrey, Richard. <br/><br/>
Formal logic :  its scope and limits /  
Richard Jeffrey .  
 - New Yrok:  McGraw Hill Book,  1989 
 - xiv, 198p. 
<br/><br/><label>ISBN: </label>0070323216 
<br/><br/><label>Standard No.: </label>794  [RecID from old SOUL v2 database] 
<br/><br/><label>Subjects--Index Terms: </label>Logic