Books, apartment, tickets - all of this requires money. Students seek different ways to finance their studies, whether through a scholarship or a side job. Various information and contacts for student financing can be found here:
Different Ways to finance your Stay
Keep in mind that you currently have to proof to the Foreigners Authority that you have 720 Euro available per month to extend your stay. As of the 01.01.2020 that sum increases to 853 Euro per month.
In total, thanks to the support of dedicated sponsors, 304 scholarship holders have already received a Deutschlandstipendium from Anhalt University of Applied Sciences over the last seven years. The Deutschlandstipendiums grants a a scholarship of 300 euros per month for two semesters.