Cita APA (7th ed.)

BREYFOGLE FORREST W. (2003). IMPLEMENTING SIX SIGMA (2ND ED.). JOHN WILEY AND SONS INC.

Cita Chicago (17th ed.)

BREYFOGLE FORREST W. IMPLEMENTING SIX SIGMA. 2ND ED. HOBOKEN: JOHN WILEY AND SONS INC, 2003.

Cita MLA (9th ed.)

BREYFOGLE FORREST W. IMPLEMENTING SIX SIGMA. 2ND ED. JOHN WILEY AND SONS INC, 2003.