Finding books on a topic is easy with subject searching. Use the Library's Classic Catalog Quick Search. In the Search For box, type a subject headings and choose the Subject option. Subject searches use Library of Congress subject headings and thus are always in English. For related subject terms, scroll through the list of results.
Tip--to find subject headings, do a keyword search in the Catalog Quick Search using terms relating to your topic. Find a result that fit your research and consult the subject headings.
Deutsche Nationalbibliografie Online.The Deutsche Nationalbibliothek's catalog includes books, journals, maps, atlases, dissertations, and Habilitationsschrifts in print or electronic format that appeared in Germany since 1913, and translations from German and foreign language Germanica since 1941.