Gaya APA

Gaspersz, V., Fontana, A. (2011). Lean Six Sigma: For Manufacturing And Service Industries, Waste Elimination and Continuous Cost Reduction (Revisi). Bogor: Vinchristo Publication.

Gaya MLA

Gaspersz, Vincent., Fontana, Avanti. "Lean Six Sigma: For Manufacturing And Service Industries, Waste Elimination and Continuous Cost Reduction". Revisi Bogor: Vinchristo Publication, 2011. Text.