雅思考试命题研究小组. (2004). 雅思听力30天突破: A Test Bible to Break Through IELTS Listening in 30 Days. 中国石化出版社.
Chicago Style (17th ed.) Citation雅思考试命题研究小组. 雅思听力30天突破: A Test Bible to Break Through IELTS Listening in 30 Days. 中国石化出版社, 2004.
MLA (8th ed.) Citation雅思考试命题研究小组. 雅思听力30天突破: A Test Bible to Break Through IELTS Listening in 30 Days. 中国石化出版社, 2004.
Warning: These citations may not always be 100% accurate.