Govier, Trudy A Practical study of argument / Trudy Govier. - 5th ed. - Australia : Wadsworth-Thomson Learning, c2001. - xiii, 488p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 0534519768 Subjects--Topical Terms: ReasoningLogic LC Class. No.: BC177 / G74 2001