ebrary, Inc, Rickheit, G., & Habel, C. (1995). Focus and coherence in discourse processing. W. de Gruyer.
芝加哥风格引文ebrary, Inc, Gert Rickheit, 与 Christopher Habel. Focus and Coherence in Discourse Processing. Berlin ; New York: W. de Gruyer, 1995.
MLA引文ebrary, Inc, et al. Focus and Coherence in Discourse Processing. W. de Gruyer, 1995.
警告：这些引文格式不一定是100％准确.