TY  - BOOK
AU  - Heller A Frank
AU  - Heller A Frank
TI  - Managerial Decision- Making
SN  - 422735507
U1  - 658.403 HEL 
PY  - 1971///
CY  - London
PB  - Tavistock
KW  - Managerial Decision-making
N1  - include Appendix,Index,Refference
ER  -