Hayler, Rowland., Michael Nichols. Six Sigma for Financial Services: How Leading Companies Are Driving Results Using Lean, Six Sigma, and Process Management - 0 - USA McGraw-Hill 2007 - 248 - 0 . THREE WORLD-CLASS MANAGEMENT METHODS. 0 THREE WORLD-CLASS MANAGEMENT METHODS. ISBN: 0071470379, 9780071470377 6200 Source: Хандив Subjects--Index Terms: Business & Economics Dewey Class. No.: 658.4 / H-41