Classification
333 - Economics of land & energy
700 - The arts; fine & decorative arts
2
770 - Photography, photographs & computer art
100 - Philosophy & psychology
1
300 - Social sciences
1
320 - Political science
1
330 - Economics
1
340 - Law
1
363 - Other social problems & services
1
370 - Education
1
400 - Language
1
410 - Linguistics
1
658 - General management
1
791 - Public performances
1
800 - Literature & rhetoric
1
900 - History & geography
1