Isalāma, R. (1970). An introduction to colloquial Bengali. Central Board for Development of Bengali.
Chicago-viite (17. p.)Isalāma, Raphikula. An Introduction to Colloquial Bengali. Dacca: Central Board for Development of Bengali, 1970.
MLA-viite (8. p.)Isalāma, Raphikula. An Introduction to Colloquial Bengali. Central Board for Development of Bengali, 1970.
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