Bangladesh. Bureau of Statistics. (1991). Report use of agricultural inputs: For major crops in Bangladesh 1989-90. B.S.S..
Tohutoru Kātū Chicago (17th ed.)Bangladesh. Bureau of Statistics. Report Use of Agricultural Inputs: For Major Crops in Bangladesh 1989-90. Dhaka: B.S.S., 1991.
Tohutoro MLA (9th ed.)Bangladesh. Bureau of Statistics. Report Use of Agricultural Inputs: For Major Crops in Bangladesh 1989-90. B.S.S., 1991.
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