Getmanova, Alexandra <br/><br/>
Logic 

 - Moscow  Progress Publishers  1989 
 - 357p.  20cm. 
<br/><br/><label>ISBN: </label>5010010992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, symbolic and mathematical
<br/><br/><label>LC Class. No.: </label>IDS BC131.G47