Classification
005 - Computer programming, programs & data
252
658 - General management
116
381 - Commerce
34
330 - Economics
27
650 - Management & auxiliary services
24
004 - Data processing & computer science
22
006 - Special computer methods
16
338 - Production
13
025 - Library operations
9
621 - Applied physics
8
003 - Systems
4
351 - Public administration
1