| 000 | 00705nam a2200229 a 4500 | ||
|---|---|---|---|
| 001 | 42549 | ||
| 003 | BD-RjUL42667 | ||
| 005 | 20211209053546.0 | ||
| 008 | 160613t19691968enka|||| |||| 001 0 eng d | ||
| 035 | _a(BD-RjUL)42667 | ||
| 040 |
_aBD-RjUL _beng _cBD-RjUL |
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| 041 | _aeng | ||
| 082 |
_223 _a338.01 _bMAE 1969 |
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| 100 | 1 | 0 |
_aMansfield, Edwin. _9130843 |
| 245 | 1 | 4 |
_aThe economics of technological change / _cEdwin Mansfield |
| 260 |
_aLondon : _bLoew & Brydone (Printers) ltd, _cc1968 |
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| 300 |
_ax, 257p. : _bill. ; _c25 cm. |
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| 504 | _aBibliography includes | ||
| 650 |
_aTechnological innovations _zUnited States _9130916 |
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| 650 |
_aResearch, Industrial _9130917 |
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| 942 |
_2ddc _cBK |
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| 999 |
_c42549 _d42549 |
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