Gaya APA
Purba, Humiras Hardi, Aisyah, Siti. (2017).
Quality Improvement and Lean Six Sigma .
Yogyakarta:
Expert.
Gaya Chicago
Purba, Humiras Hardi, Aisyah, Siti.
Quality Improvement and Lean Six Sigma.
Yogyakarta:
Expert,
2017.
Penelitian Dosen.
Gaya MLA
Purba, Humiras Hardi, Aisyah, Siti.
Quality Improvement and Lean Six Sigma.
Yogyakarta:
Expert,
2017.
Penelitian Dosen.
Gaya Turabian
Purba, Humiras Hardi, Aisyah, Siti.
Quality Improvement and Lean Six Sigma.
Yogyakarta:
Expert,
2017.
Penelitian Dosen.