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| #1272 | Unesco bulletin for libraries. -- Francie : Paris : Uesco, 1947-1978. -- ISSN 0041-5243 |
| #1273 | Unesco journal of information science, librarianship and archives administration. -- Francie : Paris : Unesco, 1979-. -- ISSN 0379-122X |
| #1274 | Universal access in the information society. -- Berlin : Springer, 2001-. -- ISSN 1615-5289 print. -- ISSN 1615-5297 online |
| #1275 | UNIX & open systems service, Edice: Information technology solutions. -- Delran : Datapro Information Services Group, 1991-. -- ISSN 1083-1851 |
| #1276 | UNIX review : The magazine of advanced operating environments. -- San Francisco : Miller Freeman, 1983-1998. -- ISSN 0742-3136 |
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