Gaya APA
Gaspersz, V., Fontana, A. (2011).
Lean Six Sigma for Manufacturing and Service Industries .
Jawa Barat:
Vinchisto Publication.
Gaya MLA
Gaspersz, Vincent., Fontana, Avanti.
"Lean Six Sigma for Manufacturing and Service Industries".
Jawa Barat:
Vinchisto Publication,
2011.
Text.