Индекс ДКД | Наименование раздела |
603 | Dictionaries & encyclopedias |
607 | Education, research, related topics |
609 | Historical, geographic, persons treatment |
608 | Invention & patents |
602 | Miscellany |
606 | Organizations |
601 | Philosophy & theory |
605 | Serial publications |
604 | Special topics |
600 | Technology (Applied sciences) |
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