Gaya APA
Gaspersz, V.
(2017).
THE EXECUTIVE GUIDE TO IMPLEMENTING LEAN SIX SIGMA
.
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
Gaspersz, Vincent.
"THE EXECUTIVE GUIDE TO IMPLEMENTING LEAN SIX SIGMA".
Jakarta:
PT Gramedia Pustaka Utama,
2017.
Text.