CoyleDHoodPMarshD (2010) CLIL: Content and Language Integrated Learning. Cambridge: Cambridge University Press.
2.
HoareP (2010) Content-based language teaching in China: contextual influences on implementation. Journal of Multilingual and Multicultural Development31(1): 69–86.
3.
Nation ISP (2007) The four strands. Innovation in Language Learning and Teaching1(1): 1–12.