TY  - BOOK
AU  - Kubiak T M & Benbow, Donald W
TI  - Certified six sigma black belt handbook
SN  - 9788131728697
U1  - 658.4013 KUB 
PY  - 2013///
CY  - New Delhi
PB  - Pearson
KW  - Quality control - statistical methods
ER  -