Ponnuchchamy. Division of humanity (manudap pirivagam) (Sixth edition.).
芝加哥风格引文Ponnuchchamy. Division of Humanity (manudap Pirivagam). Sixth edition.
MLA引文Ponnuchchamy. Division of Humanity (manudap Pirivagam). Sixth edition.
警告：这些引文格式不一定是100％准确.
APA引文