APA Style

Syukron, Amin, Kholil, Muhammad. (2013). Six sigma : Quality for business improvement (Ed, 1., Cet. 1). Yogyakarta: Graha ilmu.

Chicago Style

Syukron, Amin, Kholil, Muhammad. Six sigma : Quality for business improvement. Ed, 1., Cet. 1 Yogyakarta: Graha ilmu, 2013. .

MLA Style

Syukron, Amin, Kholil, Muhammad. Six sigma : Quality for business improvement. Ed, 1., Cet. 1 Yogyakarta: Graha ilmu, 2013. .

Turabian Style

Syukron, Amin, Kholil, Muhammad. Six sigma : Quality for business improvement. Ed, 1., Cet. 1 Yogyakarta: Graha ilmu, 2013. .