German National Library of Economics

The National Library of Economics (German: ZBW – Leibniz-Informationszentrum Wirtschaft, "ZBW – Leibniz Information Centre for Economics", formerly: Deutsche Zentralbibliothek für Wirtschaftswissenschaften) is the world's largest research infrastructure for economic literature, online as well as offline. The ZBW is a member of the Leibniz Association and has been a foundation under public law since 2007.

Source: Wikipedia — German National Library of Economics (CC BY-SA 4.0)