PANDE PETE. (2002). WHAT IS SIX SIGMA. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago-čujuhus (17. p.)PANDE PETE. WHAT IS SIX SIGMA. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.
MLA-čujuhus (9. p.)PANDE PETE. WHAT IS SIX SIGMA. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.
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