| 000 | 00427nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1971 xx 000 0 und d | ||
| 082 | _a522.682 H60R | ||
| 100 | _aHEY, J. S | ||
| 245 | 0 | _aRadio universe | |
| 260 |
_bOxford _c1971 |
||
| 300 | _a264p | ||
| 440 | _aPergamon international popular science series | ||
| 650 | _aRADIO ASTRONOMY -- POPULAR WORKS | ||
| 653 | _aRADIO ASTRONOMY -- POPULAR WORKS | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c72160 _d72160 |
||