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| 008 | 150614s9999 xx 000 0 und d | ||
| 082 | _a500 WBI-Y.14 R | ||
| 100 | _aWorld Book International | ||
| 245 | _ayoung scientist | ||
| 250 | _a0 | ||
| 260 | _c1994 | ||
| 300 | _a0 | ||
| 650 | _ayoung scientist World Book InternationalLOOKING AT STRUCTURES | ||
| 942 | _cREF | ||
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