Socconini, L. (2021). Lean Six Sigma Green Belt: Certification Manual. Marge Books.
Chicago-čujuhus (17. p.)Socconini, Luis. Lean Six Sigma Green Belt: Certification Manual. Barcelona: Marge Books, 2021.
MLA-čujuhus (9. p.)Socconini, Luis. Lean Six Sigma Green Belt: Certification Manual. Marge Books, 2021.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.