| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 61. | In mass media |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
General Subdivision | sh2002011415 |
| 62. | Information services |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
General Subdivision | sh00006253 |
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