(2007). Cambridge Certificate in Advanced English 6 with Answers: Examination papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages. Cambridge, Cambridge University Press, 2007.
Chicago Style (17th ed.) CitationCambridge Certificate in Advanced English 6 with Answers: Examination Papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages. Cambridge, Cambridge University Press, 2007, 2007.
MLA引文Cambridge Certificate in Advanced English 6 with Answers: Examination Papers from University of Cambridge ESOL Examinations: English for Speakers of Other Languages. Cambridge, Cambridge University Press, 2007, 2007.
警告：這些引文格式不一定是100％准確.