NSZL as a Book Publisher has been present on the Hungarian book market with its prestigious publications for years now. The Library publishes 26 to 30 publications annually, based on its unique collection and on the special knowledge of its staff members. On its own or jointly with renowned Hungarian and international publishing houses, NSZL publishes a wide range of books including facsimile editions, decorative albums, conference and study volumes, gap-filling bibliographies and exhibition catalogs.