Sadhukhan, S. K. (1994). Economic geography: An appraisal of resources (Fourth edition.). S. Chand & Co.
Chicago-viite (17. p.)Sadhukhan, S K. Economic Geography: An Appraisal of Resources. Fourth edition. New Delhi: S. Chand & Co, 1994.
MLA-viite (8. p.)Sadhukhan, S K. Economic Geography: An Appraisal of Resources. Fourth edition. S. Chand & Co, 1994.
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