Sadhukhan, S. K. (1994). Economic geography: An appraisal of resources (Fourth edition.). S. Chand & Co.
芝加哥风格引文Sadhukhan, S K. Economic Geography: An Appraisal of Resources. Fourth edition. New Delhi: S. Chand & Co, 1994.
MLA引文Sadhukhan, S K. Economic Geography: An Appraisal of Resources. Fourth edition. S. Chand & Co, 1994.
警告：这些引文格式不一定是100％准确.