| 000 | 00514nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 190328s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a0-85520-0782 | ||
| 040 |
_aNITIL _cNITIL |
||
| 082 |
_221st _a607.2 _bJ68E |
||
| 100 | _aJohnson, P S | ||
| 245 | 4 |
_aThe Economics of invention and innovation _bwith a case study of the development of the hovercraft _cP S Johnson |
|
| 260 |
_aLondon _bMartin Robertson _c1975 |
||
| 300 | _axi, 329p. | ||
| 650 | _aTechnological innovation; Ground-effect machines | ||
| 942 | _cBKS | ||
| 999 |
_c24579 _d24579 |
||