Doff, A. (2016). Empower C1: Advanced student's book. Cambridge, United Kingdom: Cambridge University Press.
Citación estilo ChicagoDoff, Adrian. Empower C1: Advanced Student's Book. Cambridge, United Kingdom: Cambridge University Press, 2016.
Cita MLADoff, Adrian. Empower C1: Advanced Student's Book. Cambridge, United Kingdom: Cambridge University Press, 2016.
Precaución: Estas citas no son 100% exactas.