Rodgers, Nancy <br/><br/>
Learning to reason :   an introduction to logic, sets, and relations / 
Nancy Rodgers 
 - New York:   John Wiley & Sons,   2000 
 - xv, 437 p.:   ill.;   25 cm 
<br/><br/> Includes glossary and index 
<br/><br/><label>ISBN: </label>047137122X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical<br/>Proof theory<br/>Set theory