Langan, J. (2008). Exploring writing: Sentences and paragraphs. McGraw-Hill.
芝加哥风格引文Langan, John. Exploring Writing: Sentences and Paragraphs. Boston: McGraw-Hill, 2008.
MLA引文Langan, John. Exploring Writing: Sentences and Paragraphs. McGraw-Hill, 2008.
警告：这些引文格式不一定是100％准确.