Torok, Robert M. Operational profitability : systematic approaches for continuous improvement / Robert M. Torok, Patrick J. Cordon. - 2nd ed. - New York : Wiley, c2002. - xvi, 311 p. : ill. ; 26 cm. Includes index. ISBN: 0471214736 (cloth : alk. paper) LCCN: 2001046920 Subjects--Topical Terms: Management audit.Performance--Evaluation. LC Class. No.: HD58.95 / .T63 2002 Dewey Class. No.: 658.4