Classification
100 - Philosophy & psychology
140 - Specific philosophical schools
1
300 - Social sciences
2
301 - Sociology & anthropology
1
320 - Political science
1
330 - Economics
340 - Law
1
370 - Education
2
500 - Natural sciences & mathematics
1
530 - Physics
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
600 - Technology
620 - Engineering & allied operations
658 - General management
1
700 - The arts; fine & decorative arts
1
720 - Architecture
1
900 - History & geography