Classification
384 - Communications; telecommunication
500 - Natural sciences & mathematics
620 - Engineering & allied operations
331 - Labor economics
9
005 - Computer programming, programs & data
8
658 - General management
5
004 - Data processing & computer science
4
745 - Decorative arts
3
006 - Special computer methods
2
302 - Social interaction
2
003 - Systems
1
300 - Social sciences
1
303 - Social processes
1
330 - Economics
1
381 - Commerce
1