Classification
658 - General management
466
331 - Labor economics
465
330 - Economics
463
300 - Social sciences
282
302 - Social interaction
80
338 - Production
66
650 - Management & auxiliary services
47
153 - Mental processes & intelligence
32
384 - Communications; telecommunication
30
158 - Applied psychology
29
381 - Commerce
15
500 - Natural sciences & mathematics
14
670 - Manufacturing
12
150 - Psychology
11
380 - Commerce, communications & transportation
11
001 - Knowledge
10
368 - Insurance
8
620 - Engineering & allied operations
7
155 - Differential & developmental psychology
4
170 - Ethics
3
303 - Social processes
3
152 - Perception, movement, emotions & drives
2
355 - Military science
2
362 - Social welfare problems & services
2
745 - Decorative arts
2
006 - Special computer methods
1
011 - Bibliographies
1
201 - Religious mythology & social theology
1
325 - International migration & colonization
1
332 - Financial economics
1
337 - International economics
1
363 - Other social problems & services
1
364 - Criminology
1
371 - Schools & their activities; special education
1
372 - Elementary education
1
374 - Adult education
1
395 - Etiquette (Manners)
1
613 - Personal health & safety
1
621 - Applied physics
1
813 - American fiction in English
1