Taghizadegan, Salman, Essentials of Lean Six Sigma. - Burlington, MA : Butterworth-Heinemann, 2006. - 275 p. : ill. HKBU library YT2025 M09 ISBN: 0123705029 9780123705020 Subjects--Topical Terms: Six sigma (Quality control standard)Quality control. LC Class. No.: TS156 / T125 E 2006