Sommers Fred <br/><br/>
An invitation to formal reasoning    the logic of terms 

 - Aldershot  Ashgate         2000 
 - xvi, 260p.  cm. 
<br/><br/><label>ISBN: </label>0754613666 (hbk) 
<br/><br/><label>Standard No.: </label>172,779 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY
<br/><br/><label>Dewey Class. No.: </label>R1, P0 (SC)