Gergel, R. (2009). Modality and ellipsis: Diachronic and synchronic evidence. Mouton de Gruyter.
芝加哥风格引文Gergel, Remus. Modality and Ellipsis: Diachronic and Synchronic Evidence. Berlin ; New York: Mouton de Gruyter, 2009.
MLA引文Gergel, Remus. Modality and Ellipsis: Diachronic and Synchronic Evidence. Mouton de Gruyter, 2009.
警告：这些引文格式不一定是100％准确.