Blechynden, K., & Ray, N. R. (1978). Calcutta, past and present (New ed.). General Printers & Publishers.
Lua i Stíl Chicago (17ú heag.)Blechynden, Kathleen, agus Nisith Ranjan Ray. Calcutta, Past and Present. New ed. Calcutta: General Printers & Publishers, 1978.
Lua MLA (8ú heag.)Blechynden, Kathleen, agus Nisith Ranjan Ray. Calcutta, Past and Present. New ed. General Printers & Publishers, 1978.
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