Cambridge ESOL. (2009). Examination papers from University of Cambridge ESOL Examinations: English for speakers of other languages: Cambridge ESOL.
Citação norma ChicagoCambridge ESOL. Examination Papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages: Cambridge ESOL. Cambridge University Press, 2009.
Citação norma MLACambridge ESOL. Examination Papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages: Cambridge ESOL. 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.