Wrona, Robert J. books & textbook
The TWI Workbook
Graupp, Patrick Wrona, Robert J.
Routledge /2016-02-10 Paperback / 356 Pages
isbn-10: 1498703968 / isbn-13: 9781498703963
Implementing TWI: Creating and Managing a Skills-Based Culture
Graupp, Patrick Wrona, Robert J.
Productivity Press /2010-11-01 Paperback / 500 Pages
isbn-10: 1439825963 / isbn-13: 9781439825969
The Twi Workbook: Essential Skills for Supervisors (with CD)
Graupp, Patrick Wrona, Robert J.
Productivity Press /2006-02-13 Paperback / 224 Pages
isbn-10: 1563273152 / isbn-13: 9781563273155
