| 000 | 00427nam a2200181 4500 | ||
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| 001 | 3720 | ||
| 005 | 20130515015548.0 | ||
| 008 | 111112s9999 xx 000 0 und d | ||
| 020 | _ahard cover | ||
| 082 | 0 | 0 | _a621. 38 fra |
| 100 | 1 | _a"fraser, w . " | |
| 245 | 1 | 0 |
_atelecommunications: _b/ _c w.. fraser |
| 250 | _a1 ed. | ||
| 260 |
_auk : _bmacdonald _c1957. |
||
| 300 |
_a"xii, 772p.; _c22 cm." |
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| 504 | _a | ||
| 650 | 0 |
_a _x |
|
| 999 |
_c52157 _d52157 |
||