Classification
330 - Economics
2,168
155 - Differential & developmental psychology
354
610 - Medicine & health
322
658 - General management
308
332 - Financial economics
297
158 - Applied psychology
278
340 - Law
275
339 - Macroeconomics & related topics
255
320 - Political science
187
004 - Data processing & computer science
163
700 - The arts; fine & decorative arts
163
650 - Management & auxiliary services
162
820 - English & Old English literatures
145
000 - Computer science, information & general works
139
370 - Education
125
333 - Economics of land & energy
120
302 - Social interaction
112
616 - Diseases
104
900 - History & geography
99
300 - Social sciences
98
140 - Specific philosophical schools
97
600 - Technology
95
150 - Psychology
94
153 - Mental processes & intelligence
92
100 - Philosophy & psychology
90
005 - Computer programming, programs & data
89
363 - Other social problems & services
87
331 - Labor economics
86
301 - Sociology & anthropology
72
500 - Natural sciences & mathematics
66
380 - Commerce, communications & transportation
61
620 - Engineering & allied operations
60
170 - Ethics
58
338 - Production
49
306 - Culture & institutions
45
384 - Communications; telecommunication
41
006 - Special computer methods
35
570 - Life sciences; biology
34
400 - Language
29
381 - Commerce
27
580 - Plants (Botany)
26
200 - Religion
25
612 - Human physiology
24
940 - History of Europe
24
970 - History of North America
24
576 - Genetics & evolution
21
305 - Social groups
20
640 - Home & family management
20
230 - Christianity & Christian theology
19
303 - Social processes
19
more ...