Salmon, Merrilee H. <br/><br/>
Introduction to logic and critical thinking / 
Merrilee H. Salmon 
 - 6th ed. 
 - Boston, MA :  Wadsworth,  c2013 
 - xix, 501 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781133049753 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic<br/>Reasoning