| 000 | 00457nam#a2200181#c#4500 | ||
|---|---|---|---|
| 003 | IEF | ||
| 005 | 20180219154902.0 | ||
| 008 | 941205s1975 uuu####fr####| 0||u| |u | ||
| 040 | _aIEF | ||
| 100 | 1 |
_aBeilby, Michael Harry _94563 |
|
| 245 | _aEconomics and operational research | ||
| 260 |
_aLondon, etc. _b Pitman _c1975 |
||
| 300 |
_aX, 174 p. _c 22 cm. |
||
| 650 | 4 |
_aINVESTIGACION OPERATIVA _945123 |
|
| 942 | _cLIB | ||
| 942 | _z37531 | ||
| 999 |
_c44193 _d44193 |
||