Classification
005 - Computer programming, programs & data
25
006 - Special computer methods
9
000 - Computer science, information & general works
8
658 - General management
8
745 - Decorative arts
7
004 - Data processing & computer science
6
330 - Economics
6
331 - Labor economics
6
500 - Natural sciences & mathematics
4
302 - Social interaction
3
384 - Communications; telecommunication
2
620 - Engineering & allied operations
2
770 - Photography, photographs & computer art
2
025 - Library operations
1
346 - Private law
1
380 - Commerce, communications & transportation
1
381 - Commerce
1
621 - Applied physics
1
650 - Management & auxiliary services
1
651 - Office services
1
659 - Advertising & public relations
1
771 - Techniques, equipment & materials
1
778 - Fields & kinds of photography
1