| 000 | 00645nam#a2200229#c#4500 | ||
|---|---|---|---|
| 999 |
_c5595 _d5595 |
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| 003 | IEF | ||
| 005 | 20210716132836.0 | ||
| 008 | 941205s1973 uuu####fr####| 0||u| |u | ||
| 040 |
_aIEF _cES-MaIEF |
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| 100 | 1 |
_aVaizey, John Ernest _944556 |
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| 245 | _aThe economics of research and technology | ||
| 260 |
_aLondon _b George Allen and Unwin _c1973 |
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| 300 |
_a172 p. _c22 cm. |
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| 490 | _aStudies in Economics;v. 7 | ||
| 650 | 4 |
_945101 _aINVESTIGACION CIENTIFICA |
|
| 650 | 4 |
_950224 _aDESARROLLO ECONOMICO |
|
| 650 | 4 |
_942572 _aDESARROLLO TECNOLOGICO |
|
| 650 | 4 |
_949904 _aINNOVACIÓN |
|
| 942 |
_cLIB _2udc |
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| 942 | _2udc | ||