University of Cambridge. (2011). Cambridge key English test 3 with answers: Examination papers from University of Cambridge ESOL examinations: English for Speakers of Other Languages. Việt Nam: Fahasa Printing Factory.
Chicago-стиль цитированияUniversity of Cambridge. Cambridge Key English Test 3 With Answers: Examination Papers From University of Cambridge ESOL Examinations: English for Speakers of Other Languages. Việt Nam: Fahasa Printing Factory, 2011.
MLA-цитированиеUniversity of Cambridge. Cambridge Key English Test 3 With Answers: Examination Papers From University of Cambridge ESOL Examinations: English for Speakers of Other Languages. Việt Nam: Fahasa Printing Factory, 2011.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.