Chaffee, John. Thinking critically / John Chaffee. - 5th ed. - Boston : Houghton Mifflin, c1996. - xxii, 606 p. : ill. ; 24 cm. Includes index. ISBN: 0395737664 Subjects--Topical Terms: Thought and thinking.Critical thinking. LC Class. No.: B105.T54 / C42 1996 Dewey Class. No.: 121