LANGAN, J. (1986). College writing skills with readings. McGraw-Hill Bo. Co.
芝加哥风格引文LANGAN, John. College Writing Skills with Readings. New York: McGraw-Hill Bo. Co, 1986.
MLA引文LANGAN, John. College Writing Skills with Readings. McGraw-Hill Bo. Co, 1986.
警告：这些引文格式不一定是100％准确.