De Feo, J. A. (2004). Juran Institutes six sigma breakthrough and beyond. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)De Feo, Joseph A. Juran Institutes Six Sigma Breakthrough and Beyond. McGraw-Hill, 2004.
MLA način citiranja (8. izdanje)De Feo, Joseph A. Juran Institutes Six Sigma Breakthrough and Beyond. McGraw-Hill, 2004.
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