APA način citiranja (7. izdanje)

GUPTA PRAVEEN. (2004). SIX SIGMA BUSINESS SCORECARD. MCGRAW-HILL.

Čikaški stil citiranja (17. izdanje)

GUPTA PRAVEEN. SIX SIGMA BUSINESS SCORECARD. NEW YORK: MCGRAW-HILL, 2004.

MLA način citiranja (9. izdanje)

GUPTA PRAVEEN. SIX SIGMA BUSINESS SCORECARD. MCGRAW-HILL, 2004.