Soars, L., & Soars, L. (2012). New headway intermediate student's book (4th ed.). Oxford University Press.
芝加哥风格引文Soars, Liz, 与 Liz Soars. New Headway Intermediate Student's Book. 4th ed. Oxford: Oxford University Press, 2012.
MLA引文Soars, Liz, 与 Liz Soars. New Headway Intermediate Student's Book. 4th ed. Oxford University Press, 2012.
警告：这些引文格式不一定是100％准确.