| 000 | 00421nam#a2200181#c#4500 | ||
|---|---|---|---|
| 003 | IEF | ||
| 005 | 20180219171550.0 | ||
| 008 | 950223s1957 ESP####fr####| 0||u|SPA|u | ||
| 040 | _aIEF | ||
| 041 | _aSPA | ||
| 100 | 1 |
_aChurchman, Charles West _910369 |
|
| 245 | _aIntroducción a la investigación operativa | ||
| 260 | _c1957 | ||
| 650 | 4 |
_aINVESTIGACION _945098 |
|
| 942 | _cLIB | ||
| 942 | _z47200 | ||
| 999 |
_c115182 _d115182 |
||