Universiteit Leiden

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Reference materials

As a general rule, all materials in the library reading rooms are for in-house use only.

At the University Library (UB), books in the study area are placed according to the Library of Congress Classification. The exact shelf mark for every item can be found in the Catalogue

Online reference works

The library offers a wide variety of online reference works. They may be located using the Catalogue, or by browsing the various library subject guides.