Sultan, K. T. (1974). Problems associated with democratisation of: Co-operatives in Bangladesh. Bangladesh Academy for Rural Development.
Tohutoru Kātū Chicago (17th ed.)Sultan, K.M. Tipu. Problems Associated with Democratisation of: Co-operatives in Bangladesh. Comilla: Bangladesh Academy for Rural Development, 1974.
Tohutoro MLA (9th ed.)Sultan, K.M. Tipu. Problems Associated with Democratisation of: Co-operatives in Bangladesh. Bangladesh Academy for Rural Development, 1974.
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