Văn Hào. (2011). Cambridge IELTS - With answers: Examination papers from the university of cambridge local examination syndicate. H.: Từ điển Bách khoa.
Styl cytowania ChicagoVăn Hào. Cambridge IELTS - With Answers: Examination Papers From the University of Cambridge Local Examination Syndicate. H.: Từ điển Bách khoa, 2011.
Styl cytowania MLAVăn Hào. Cambridge IELTS - With Answers: Examination Papers From the University of Cambridge Local Examination Syndicate. H.: Từ điển Bách khoa, 2011.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..