Syukron, A. (2014). Six Sigma Quality for Business Improvement. Graha Ilmu.
Chicago Style (17. basım) AtıfSyukron, Amin. Six Sigma Quality for Business Improvement. Graha Ilmu, 2014.
MLA (8th ed.) AtıfSyukron, Amin. Six Sigma Quality for Business Improvement. Graha Ilmu, 2014.
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