(美)Michael A. Putlack,(加)Stephen Poirier,(美)Tony Covello编著. (2017). 托福考试专项高分突破.口语.Speaking. 中国宇航出版社.
Chicago Style (17th ed.) Citation(美)Michael A. Putlack,(加)Stephen Poirier,(美)Tony Covello编著. 托福考试专项高分突破.口语.Speaking. 中国宇航出版社, 2017.
MLA引文(美)Michael A. Putlack,(加)Stephen Poirier,(美)Tony Covello编著. 托福考试专项高分突破.口语.Speaking. 中国宇航出版社, 2017.
警告:这些引文格式不一定是100%准确.