TY  - BOOK
AU  - Keller, Paul
TI  - Six sigma demystified
SN  - 9780071746793
AV  - TX 156 .K41 2011
PY  - 2011///
CY  - New York
PB  - McGraw Hill
KW  - Six sigma (quality control standard)
N1  - BSBA
ER  -