Oosterwal, D. P. (2010). The lean machine: How Harley Davidson drove top-line growth and profitabililty with revolutionary lean products development. Amacom.
Chicago-referens (17:e uppl.)Oosterwal, Dantor P. The Lean Machine: How Harley Davidson Drove Top-line Growth and Profitabililty with Revolutionary Lean Products Development. New York: Amacom, 2010.
MLA-referens (9:e uppl.)Oosterwal, Dantor P. The Lean Machine: How Harley Davidson Drove Top-line Growth and Profitabililty with Revolutionary Lean Products Development. Amacom, 2010.
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