Sinclair, S. (1993). The present tense again. Anthropological Society of Oxford.
芝加哥风格引文Sinclair, S. The Present Tense Again. Anthropological Society of Oxford, 1993.
MLA引文Sinclair, S. The Present Tense Again. Anthropological Society of Oxford, 1993.
警告：这些引文格式不一定是100％准确.