Citazione Stile APA (7a Edizione)
Cambridge University Press. (2005). Cambridge ielts 4: Examination papers from the University of Cambridge esol examinations for speakers of other languages. CUP.
Citazione stile Chigago Style (17a edizione)
Cambridge University Press. Cambridge Ielts 4: Examination Papers from the University of Cambridge Esol Examinations for Speakers of Other Languages. Cambridge: CUP, 2005.
Citatione MLA (9a ed.)
Cambridge University Press. Cambridge Ielts 4: Examination Papers from the University of Cambridge Esol Examinations for Speakers of Other Languages. CUP, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.