Classification
374 - Adult education
005 - Computer programming, programs & data
488
331 - Labor economics
432
004 - Data processing & computer science
319
658 - General management
143
000 - Computer science, information & general works
127
500 - Natural sciences & mathematics
116
384 - Communications; telecommunication
98
620 - Engineering & allied operations
97
330 - Economics
31
006 - Special computer methods
25
745 - Decorative arts
17
621 - Applied physics
12
338 - Production
8
519 - Probabilities & applied mathematics
7
381 - Commerce
6
670 - Manufacturing
4
510 - Mathematics
3
300 - Social sciences
2
302 - Social interaction
2
600 - Technology
2
700 - The arts; fine & decorative arts
2
001 - Knowledge
1
362 - Social welfare problems & services
1
363 - Other social problems & services
1
364 - Criminology
1
610 - Medicine & health
1
696 - Utilities
1
929 - Genealogy, names & insignia
1