In addition to the books available on site, you have access to many relevant e-books in the FU-Berlin campus network. For example:
On the ZEDAT website you will find detailed instructions on how to use the VPN, so that you as a university member have access to licensed content from home and on the road.
Further up-to-date information about the libraries of Freie Universität can also be found in the biblioblog and on Twitter: @Biblio_FUBerlin.