APA

Ball P., Kelly K. & Clegg J. (2015). Putting CLIL into practice. Oxford (Inglaterra): Oxford University Press.

Chicago

Ball Phil, Kelly Keith and Clegg John. 2015. Putting CLIL into practice. Oxford (Inglaterra): Oxford University Press.

Harvard

Ball P., Kelly K. and Clegg J. (2015). Putting CLIL into practice. Oxford (Inglaterra): Oxford University Press.

MLA

Ball Phil, Kelly Keith and Clegg John. Putting CLIL into practice. Oxford (Inglaterra): Oxford University Press. 2015.