| 000 | 00316nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180516s9999 xx 000 0 und d | ||
| 041 | 1 | 0 |
_afre _b |
| 100 | _aALTERNATIVE SOURCES OF ENERGY | ||
| 245 | 1 | 0 | _aWIND /WATER POWER |
| 260 | 1 | 0 |
_a _b _cJUIL-AOغT.1981 |
| 300 | 1 | 0 |
_a _b _c _e |
| 520 | 1 | 0 |
_a _b |
| 942 | 1 | 0 |
_c02 _t1927 _u50 _v |
| 994 | _a19270015 | ||
| 999 |
_c14651 _d14651 |
||