Aggarwal, R. (2014). Advanced objective general knowledge. S. Chand & Co.
芝加哥风格引文Aggarwal, R. Advanced Objective General Knowledge. New Delhi: S. Chand & Co, 2014.
MLA引文Aggarwal, R. Advanced Objective General Knowledge. S. Chand & Co, 2014.
警告：这些引文格式不一定是100％准确.