| 300 |
Social sciences |
| 301 |
Sociology & anthropology |
| 302 |
Social interaction |
| 303 |
Social processes |
| 304 |
Factors affecting social behavior |
| 305 |
Social groups |
| 306 |
Culture & institutions |
| 307 |
Communities |
| 310 |
General statistics |
| 314 |
General statistics Of Europe |
| 315 |
General statistics Of Asia |
| 316 |
General statistics Of Africa |
| 317 |
General statistics Of North America
|
| 318 |
General statistics Of South America |
| 319 |
General statistics Of other parts of
the world |
| 320 |
Political science |
| 321 |
Systems of governments & states |
| 322 |
Relation of state to organized groups |
| 323 |
Civil & political rights |
| 324 |
The political process |
| 325 |
International migration & colonization |
| 326 |
Slavery & emancipation |
| 327 |
International relations |
| 328 |
The legislative process |
| 330 |
Economics |
| 331 |
Labor economics |
| 332 |
Financial economics |
| 333 |
Land economics |
| 334 |
Cooperatives |
| 335 |
Socialism & related systems |
| 336 |
Public finance |
| 337 |
International economics |
| 338 |
Production |
| 339 |
Macroeconomics & related topics |
| 340 |
Law |
| 341 |
International law |
| 342 |
Constitutional & administrative law |
| 343 |
Military, tax, trade, industrial law
|
| 344 |
Social, labor, welfare, & related law |
| 345 |
Criminal law |
| 346 |
Private law |
| 347 |
Civil procedure & courts |
| 348 |
Law (Statutes), regulations, cases |
| 349 |
Law of specific jurisdictions & areas
|
| 350 |
Public administration |
| 351 |
Of central governments |
| 352 |
Of local governments |
| 353 |
of U.S. federal & state governments
|
| 354 |
Of specific central governments |
| 355 |
Military science |
| 356 |
Foot forces & warfare |
| 357 |
Mounted forces & warfare |
| 358 |
Other specialized forces & services
|
| 359 |
Sea (Naval) forces & warfare |
| 360 |
Social services; association |
| 361 |
General social problems & services |
| 362 |
Social welfare problems & services |
| 363 |
Other social problems & services |
| 364 |
Criminology |
| 365 |
Penal & related institutions |
| 366 |
Association |
| 367 |
General clubs |
| 368 |
Insurance |
| 369 |
Miscellaneous kinds of associations
|
| 370 |
Education |
| 371 |
School management; special education
|
| 372 |
Elementary education |
| 373 |
Secondary education |
| 374 |
Adult education |
| 375 |
Curriculums |
| 376 |
Education of women |
| 377 |
Schools & religion |
| 378 |
Higher education |
| 379 |
Government regulation, control, support
|
| 380 |
Commerce, communications, transport |
| 381 |
Internal commerce (Domestic trade) |
| 382 |
International commerce (Foreign trade)
|
| 383 |
Postal communication |
| 384 |
Communications Telecommunication |
| 385 |
Railroad transportation |
| 386 |
Inland waterway & ferry transportation
|
| 387 |
Water, air, space transportation |
| 388 |
Transportation Ground transportation
|
| 389 |
Metrology & standardization |
| 390 |
Customs, etiquette, folklore |
| 391 |
Costume & personal appearance |
| 392 |
Customs of life cycle & domestic life
|
| 393 |
Death customs |
| 394 |
General customs |
| 395 |
Etiquette (Manners) |
| 398 |
Folklore |
| 399 |
Customs of war & diplomacy |