TY  - BOOK
AU  - Mitchell G H Ed.
TI  - Operational research :  Techniques and examples   
SN  - 0 340 12441 5
U1  - B2893, L2 
PY  - 1972///
CY  - London
PB  - English Universities         
KW  - Operational Research
N1  - Bibliography at the end of each chapter
ER  -