Classification
006 - Special computer methods
658 - General management
177
381 - Commerce
147
302 - Social interaction
116
331 - Labor economics
113
330 - Economics
77
659 - Advertising & public relations
23
338 - Production
15
745 - Decorative arts
14
500 - Natural sciences & mathematics
12
001 - Knowledge
11
300 - Social sciences
9
384 - Communications; telecommunication
9
000 - Computer science, information & general works
7
303 - Social processes
6
380 - Commerce, communications & transportation
6
650 - Management & auxiliary services
5
670 - Manufacturing
5
158 - Applied psychology
3
155 - Differential & developmental psychology
2
620 - Engineering & allied operations
2
011 - Bibliographies
1
342 - Constitutional & administrative law
1
519 - Probabilities & applied mathematics
1
770 - Photography, photographs & computer art
1