GOPAL Haldar. (1972). Vidyasagar: A reassessment. People's Publishing House.
Chicago-čujuhus (17. p.)GOPAL Haldar. Vidyasagar: A Reassessment. New Delhi: People's Publishing House, 1972.
MLA-čujuhus (9. p.)GOPAL Haldar. Vidyasagar: A Reassessment. People's Publishing House, 1972.
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