https://www.deutschakademie.com/wp-content/uploads/2020/10/da_logo.png00Julia Schellmannhttps://www.deutschakademie.com/wp-content/uploads/2020/10/da_logo.pngJulia Schellmann2021-09-07 09:23:302021-09-07 09:49:40Do I need a book for the German course?