Mates, Benson <br/><br/>
Elementary logic 

 - 2d ed. 
 - New York,  Oxford University Press,  1972. 
 - xii, 237 p. 
<br/><br/><label>ISBN: </label>019501491X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical.
<br/><br/><label>Dewey Class. No.: </label>511.3