Basic literature
Attempto, 2016. Cameron, Lynne. Teaching Languages to Young Learners . Cambridge University Press, 2001. Doff, Sabine, editor. Heterogenität im Fremdsprachenunterricht. Narr Francke Attempto, 2016. Ellis, Rod [...] Teaching English as a Foreign Language . J.B. Metzler, 2018. Literature for conducting research projects: Doff, Sabine, editor. Fremdsprachenunterricht empirisch erforschen . Narr Francke Attempto, 2012. Caspari