Fitch, Frederic B.  1908-1987. <br/><br/>
Symbolic logic :  an introduction / 
Frederic B. Fitch 
 - New York,  Ronald Press Co.  [1952] 
 - 238 p. ;  22 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical.
<br/><br/><label>Dewey Class. No.: </label>164  / FIS 1952