University of Cambridge. (2008). Cambridge preliminary English test 5 with answers: Examination papers from University of Cambridge ESOL examinations: English for Speakers of Other Languages. New York: Cambridge university press.
Trích dẫn kiểu ChicagoUniversity of Cambridge. Cambridge Preliminary English Test 5 With Answers: Examination Papers From University of Cambridge ESOL Examinations: English for Speakers of Other Languages. New York: Cambridge university press, 2008.
MLA引文University of Cambridge. Cambridge Preliminary English Test 5 With Answers: Examination Papers From University of Cambridge ESOL Examinations: English for Speakers of Other Languages. New York: Cambridge university press, 2008.
警告：这些引文格式不一定是100％准确.