TY  - BOOK
AU  - Raven A D
TI  - Profit improvement by value analysis:  Value engine   
T2  - Cassell Management Studies
U1  - X:8DR, L1 
PY  - 1971///
CY  - London
PB  - Cassell UK         
KW  - Finance
N1  - Bibliography P 231-32
ER  -