Roth, Hadley M. books & textbook
The Big Book of Six Sigma Training Games (Big Book Series)
McGraw Hill /2004-12-02 Paperback / 256 Pages
isbn-10: 0071443851 / isbn-13: 9780071443852
Big Book of Six Sigma Training Games
Chris Chen,Hadley M. Roth,Chen Chris,Hadley Roth,
McGraw-Hill /2005-01-01 Paperback