Bangladesh Bureau of Statistics. (2012). Statistical yearbook of Bangladesh: -2011. Bangladesh Bureau of Statistics, Statistics Division, Ministry of Planning.
Tohutoru Kātū Chicago (17th ed.)Bangladesh Bureau of Statistics. Statistical Yearbook of Bangladesh: -2011. Dhaka: Bangladesh Bureau of Statistics, Statistics Division, Ministry of Planning, 2012.
Tohutoro MLA (9th ed.)Bangladesh Bureau of Statistics. Statistical Yearbook of Bangladesh: -2011. Bangladesh Bureau of Statistics, Statistics Division, Ministry of Planning, 2012.
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