Soars, J., & Soars, L. (2004). New headway English course: Elementary Student's book. Oxford University Press.
芝加哥风格引文Soars, John, 与 Liz Soars. New Headway English Course: Elementary Student's Book. New York: Oxford University Press, 2004.
MLA引文Soars, John, 与 Liz Soars. New Headway English Course: Elementary Student's Book. Oxford University Press, 2004.
警告：这些引文格式不一定是100％准确.