TY  - BOOK
AU  - taha,hamdy A.
TI  - decisions theory : : decisions under certainty / 
T2  -  مذكره خارجية
U1  - 338.9 21
PY  - 1965///
CY  - cairo : 
PB  - National Planning Institute, 
KW  - economic
KW  - industry
ER  -