| 000 | 00369nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1962 xx 000 0 und d | ||
| 082 | _a001.5 U-4C | ||
| 245 | 0 | _aCommunications | |
| 260 |
_bWashington, U. S. _c1962 |
||
| 300 | _a162p | ||
| 440 | _aScience, technology and development, v. 12 | ||
| 650 | _aCOMMUNICATION | ||
| 653 | _aCOMMUNICATION | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c53465 _d53465 |
||