Torok,Robert M. Operational Profitability. Conducting Management Audits. Robert M.Torok - New York John Wiley & Sons. 1997 - 260p. Hard Cover ISBN: 9780471172253 ISSN: 9780471172253 Subjects--Personal Names: Torok,Robert M. LC Class. No.: 658.4 Dewey Class. No.: 658.4