Classification
380 - Commerce, communications & transportation
384 - Communications; telecommunication
709
330 - Economics
628
658 - General management
579
302 - Social interaction
273
300 - Social sciences
180
808 - Rhetoric & collections of literature
119
331 - Labor economics
91
500 - Natural sciences & mathematics
83
670 - Manufacturing
82
381 - Commerce
81
000 - Computer science, information & general works
73
650 - Management & auxiliary services
67
338 - Production
51
651 - Office services
47
153 - Mental processes & intelligence
38
158 - Applied psychology
37
150 - Psychology
25
006 - Special computer methods
16
659 - Advertising & public relations
16
005 - Computer programming, programs & data
14
155 - Differential & developmental psychology
11
004 - Data processing & computer science
10
303 - Social processes
10
620 - Engineering & allied operations
10
745 - Decorative arts
9
519 - Probabilities & applied mathematics
8
170 - Ethics
5
001 - Knowledge
4
011 - Bibliographies
4
174 - Occupational ethics
4
332 - Financial economics
4
152 - Perception, movement, emotions & drives
3
306 - Culture & institutions
2
395 - Etiquette (Manners)
2
740 - Drawing & decorative arts
2
028 - Reading & use of other information media
1
260 - Social & ecclesiastical theology
1
304 - Factors affecting social behavior
1
305 - Social groups
1
316 - General statistics of Africa
1
352 - General considerations of public administration
1
362 - Social welfare problems & services
1
370 - Education
1
382 - International commerce
1
401 - Philosophy & theory
1
600 - Technology
1
610 - Medicine & health
1
621 - Applied physics
1
770 - Photography, photographs & computer art
1
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