| 000 | 004170000a22001930044500 | ||
|---|---|---|---|
| 002 | c.1 | ||
| 004 | M | ||
| 006 | M | ||
| 100 | _q Morphet, Clive | ||
| 100 | _qGreen, Kenneth | ||
| 245 | _aResearch and technology as economic activities | ||
| 250 | _bButterworths | ||
| 260 | _aEngland | ||
| 260 | _c1977 | ||
| 650 | 7 | _a | |
| 650 | 7 | _a ASPECTOS ECONOMICOS | |
| 650 | 7 | _a TECNOLOGIAS | |
| 650 | 7 | _aPROCESO INDUSTRIAL | |
| 999 |
_c7873 _d7873 |
||