Champlain, Jack J. Auditing information systems / Jack J.Champlain. - 2nd ed. - Hoboken, NJ : John Wiley, 2003. - xviii, 430 p. : ill ; 25 cm. ISBN: 0471281174 (cloth : alk. paper) LCCN: 2002034202 Subjects--Topical Terms: Electronic data processing--Auditing. Dewey Class. No.: 658/.0558