Classification
000 - Computer science, information & general works
3
100 - Philosophy & psychology
2
300 - Social sciences
3
320 - Political science
4
330 - Economics
333 - Economics of land & energy
3
340 - Law
363 - Other social problems & services
1
370 - Education
2
380 - Commerce, communications & transportation
2
400 - Language
2
410 - Linguistics
2
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
600 - Technology
3
610 - Medicine & health
1
620 - Engineering & allied operations
3
630 - Agriculture & related technologies
1
658 - General management
700 - The arts; fine & decorative arts
770 - Photography, photographs & computer art
1
780 - Music
1
791 - Public performances
1
900 - History & geography
3