Sen, A. (1977). Iswar Chandra Vidyasagar and his elusive milestones. Riddhi-India.
Chicago-čujuhus (17. p.)Sen, Asok. Iswar Chandra Vidyasagar and His Elusive Milestones. Calcutta: Riddhi-India, 1977.
MLA-čujuhus (9. p.)Sen, Asok. Iswar Chandra Vidyasagar and His Elusive Milestones. Riddhi-India, 1977.
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