You can limit your catalogue search to format (eg.book, DVD), specific languages, libraries etc. This has the effect of narrowing your search more precisely but it may also return fewer results.
To use the advanced search, click here
You will be searching all Irish public library catalogues.
If you prefer a more general search of titles throughout the public libraries in Ireland, try the national search page
If you only want titles available in South Dublin Libraries, you can use the local search page