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SDNB
004 Data processing Computer sciences050 General serials & their indexes150 Psychology290 Other & comparative religions300 Social sciences470 Italic Latin520 Astronomy & allied sciences550 Earth sciences560 Paleontology Paleozoology570 Life science590 Zoological sciences600 Technology (Applied sciences)620 Engineering & allied operations870 Italic literatures Latin890 Literatures of other languagesK Children's and youth literature