Classification
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141 - Idealism & related systems
1
158 - Applied psychology
1
161 - Induction
1
179 - Other ethical norms
1
181 - Eastern philosophy
1
188 - Stoic philosophy
1
189 - Medieval western philosophy
1
191 - Philosophy of United States & Canada
1
195 - Philosophy of Italy
1
215 - Science & religion
1
230 - Christianity & Christian theology
1
241 - Christian ethics
1
297 - Islam, Babism & Bahai Faith
1
325 - International migration & colonization
1
331 - Labor economics
1
337 - International economics
1
345 - Criminal law
1
350 - Public administration & military science
1
355 - Military science
1
378 - Higher education
1
379 - Public policy issues in education
1
381 - Commerce
1
400 - Language
1
401 - Philosophy & theory
1
410 - Linguistics
1
415 - Grammar
1
502 - Miscellany
1
515 - Analysis
1
535 - Light & infrared & ultraviolet phenomena
1
537 - Electricity & electronics
1
572 - Biochemistry
1
581 - Specific topics in natural history
1
613 - Personal health & safety
1
650 - Management & auxiliary services
1
670 - Manufacturing
1
745 - Decorative arts
1
794 - Indoor games of skill
1
801 - Philosophy & theory
1
818 - American miscellaneous writings
1
819 - (Optional number)
1
907 - Education, research & related topics
1
930 - History of ancient world to ca. 499
1
938 - Greece to 323
1
952 - Japan
1
980 - History of South America
1