Langer, Susanne K <br/><br/>
An introduction to symbolic logic 

 - Newyork  Dover Publications Inc.  1953 
 - 249 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Not assigned or no longer used
<br/><br/><label>Dewey Class. No.: </label>164  / LAN