Classification
121 - Epistemology
6
332 - Financial economics
4
153 - Mental processes & intelligence
3
170 - Ethics
3
320 - Political science
3
342 - Constitutional & administrative law
3
519 - Probabilities & applied mathematics
3
128 - Humankind
2
210 - Philosophy & theory of religion
2
294 - Religions of Indic origin
2
302 - Social interaction
2
327 - International relations
2
331 - Labor economics
2
338 - Production
2
362 - Social welfare problems & services
2
110 - Metaphysics
1
115 - Time
1
117 - Structure
1
156 - Comparative psychology
1
179 - Other ethical norms
1
192 - Philosophy of British Isles
1
205 - Religious ethics
1
213 - Creation
1
227 - Epistles
1
232 - Jesus Christ & his family
1
249 - Christian observances in family life
1
304 - Factors affecting social behavior
1
305 - Social groups
1
321 - Systems of governments & states
1
323 - Civil & political rights
1
330 - Economics
1
340 - Law
1
343 - Military, tax, trade & industrial law
1
344 - Labor, social, education & cultural law
1
346 - Private law
1
382 - International commerce
1
410 - Linguistics
1
415 - Grammar
1
511 - General principles of mathematics
1
513 - Arithmetic
1
531 - Classical mechanics; solid mechanics
1
536 - Heat
1
539 - Modern physics
1
541 - Physical chemistry
1
576 - Genetics & evolution
1
620 - Engineering & allied operations
1
701 - Philosophy of fine & decorative arts
1
781 - General principles & musical forms
1
883 - Classical Greek epic poetry & fiction
1
937 - Italy & adjacent territories to 476
1
more ...