Classification
000 - Computer science, information & general works
431
658 - General management
281
500 - Natural sciences & mathematics
251
331 - Labor economics
214
620 - Engineering & allied operations
201
005 - Computer programming, programs & data
139
004 - Data processing & computer science
114
330 - Economics
84
384 - Communications; telecommunication
74
338 - Production
27
381 - Commerce
13
621 - Applied physics
9
340 - Law
8
745 - Decorative arts
8
153 - Mental processes & intelligence
5
670 - Manufacturing
5
820 - English & Old English literatures
5
006 - Special computer methods
4
300 - Social sciences
3
025 - Library operations
2
332 - Financial economics
2
380 - Commerce, communications & transportation
2
600 - Technology
2
240 - Christian moral & devotional theology
1
302 - Social interaction
1
363 - Other social problems & services
1
368 - Insurance
1
374 - Adult education
1
519 - Probabilities & applied mathematics
1
610 - Medicine & health
1
650 - Management & auxiliary services
1