TY  - BOOK
AU  - Porter,L J  .
AU  - Tanner,S J  .
TI  - Assessing business excellence: a guide to business excellence and self- assessment / 
SN  - 978-81-312-1336-0
U1  - 650 
PY  - 2009///
CY  - Oxford : 
PB  - Butterworth- Heineman , 
KW  - Business excellence
ER  -