Porter, Burton F. <br/><br/>
The Voice of Reason:  fundamentals of critical thinking/ 
Porter, Burton F. 
 -  New York: Oxford University Press  2002 
<br/><br/> 6666  Critical thinking 
<br/><br/><label>ISBN: </label>0-19-514122-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Critical thinking
<br/><br/><label>Dewey Class. No.: </label>160/POR/V