| 000 | 004010000a22001570004500 | ||
|---|---|---|---|
| 245 | _aTelecommunications systems for technicians 1 | ||
| 100 | _aDanielson, G.L. | ||
| 100 | _aWalker, R.S. | ||
| 260 |
_a[s.n.] _bButterworth _c1979 |
||
| 300 | _a108p. : ill. | ||
| 440 | _aNewnes-Butterworths technical series | ||
| 020 | _a0408003529 | ||
| 080 |
_a621.39 _bD3 |
||
| 041 | _aEN | ||
| 942 | _cBK | ||
| 999 |
_c115146 _d115146 |
||