Classification
004 - Data processing & computer science
1
030 - General encyclopedic works
3
300 - Social sciences
1
320 - Political science
8
330 - Economics
9
340 - Law
2
344 - Labor, social, education & cultural law
1
380 - Commerce, communications & transportation
2
400 - Language
8
420 - English & Old English
369
430 - Germanic languages; German
9
490 - Other languages
5
495 - Languages of East & Southeast Asia
1
510 - Mathematics
1
580 - Plants (Botany)
1
620 - Engineering & allied operations
1
628 - Sanitary & municipal engineering
1
650 - Management & auxiliary services
3
700 - The arts; fine & decorative arts
3
900 - History & geography
2