Smullyan, Raymond M. <br/><br/>
First-order logic/ 
Raymond M. Smullyan. 
 - New York:  Springer-Verlag,  1968. 
 - xii, 158 p. ;  24 cm. 
 - Ergebnisse der Mathematik und ihrer Grenzgebiete;  Bd. 43. .
<br/><br/>Bibliography: p. [156] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical.
<br/><br/><label>Dewey Class. No.: </label>511.3  / S666f