Graupp, Patrick, THE TWI WORKBOOK : Essential Skills for Supervisors / Patrick Graupp, Robert J. Wrona - Second Edition - xxxvii, 317 pages : illustrations (black and white) ; 28 cm. ISBN: 9781498703963 RM 302.45 Subjects--Topical Terms: Employees - Training of.Organizational effectiveness. Dewey Class. No.: 658.3124