First Summary (The Ten Main Classes) | |||||||||||||||||||||
000 : Computers, information, & general works | |||||||||||||||||||||
100 : Philosophy & psychology | |||||||||||||||||||||
200 : Religion | |||||||||||||||||||||
300 : Social sciences | |||||||||||||||||||||
400 : Language | |||||||||||||||||||||
500 : Science | |||||||||||||||||||||
600 : Technology | |||||||||||||||||||||
700 : Arts & recreation | |||||||||||||||||||||
800 : Literature | |||||||||||||||||||||
900 : History & geography | |||||||||||||||||||||
Second Summary (The Hundred Divisions)
300 : Social sciences, sociology & anthropology
| 310 : Statistics
| 320 : Political science
| 330 : Economics
| 340 : Law
| 350 : Public administration & military science
| 360 : Social problems & social services
| 370 : Education
| 380 : Commerce, communications & transportation
| 390 : Customs, etiquette & folklore
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| 330 : Economics | 331 : Labor economics | 332 : Financial economics | 333 : Economics of land & energy | 334 : Cooperatives | 335 : Socialism & related systems | 336 : Public finance | 337 : International economics | 338 : Production | 339 : Macroeconomics & related topics |