Classification
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338 - Production
4
364 - Criminology
4
650 - Management & auxiliary services
4
001 - Knowledge
3
153 - Mental processes & intelligence
3
005 - Computer programming, programs & data
2
296 - Judaism
2
306 - Culture & institutions
2
355 - Military science
2
362 - Social welfare problems & services
2
384 - Communications; telecommunication
2
398 - Folklore
2
193 - Philosophy of Germany & Austria
1
233 - Humankind
1
302 - Social interaction
1
303 - Social processes
1
331 - Labor economics
1
336 - Public finance
1
353 - Specific fields of public administration
1
510 - Mathematics
1
603 - Dictionaries & encyclopedias
1
614 - Incidence & prevention of disease
1
628 - Sanitary & municipal engineering
1
701 - Philosophy of fine & decorative arts
1
891 - East Indo-European & Celtic literatures
1
920 - Biography, genealogy & insignia
1