| 000 | 00357nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220407s9999 xx 000 0 und d | ||
| 040 | _cATVERC | ||
| 050 | _aHF 5541 .I46 19?? | ||
| 245 | 0 | _aTelephone techniques | |
| 260 |
_aGeneva _bInternational Labour Office _c[19??] |
||
| 300 |
_a19 p. : ill. ; 30 cm. _c30 cm |
||
| 650 | _aTelephone | ||
| 999 |
_c16996 _d16996 |
||