Chaffee, John <br/><br/>
Thinking critically / 
John Chaffee. 
 - 3rd ed. 
 - Boston :  Houghton Mifflin,  c1991. 
 - xviii, 599 p. : ill. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thought and thinking<br/>Language and languages