Langer, Susanne K. <br/><br/>
An Introduction to Symbolic Logic 
/ by Susanne K. Langer 
 - 3rd ed. 
 - New York :  Dover Publications,  1953 
 - 367 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Mathematical  Logic, Symbolic Logic
<br/><br/><label>Dewey Class. No.: </label>511.3  / LAN-I3