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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিOrganisation for Economic Co-operation and Development এবং ProQuest (Firm). OECD Economic Surveys. [Paris]: Organisation for Economic Co-operation and Development, 2009.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিOrganisation for Economic Co-operation and Development এবং ProQuest (Firm). OECD Economic Surveys. Organisation for Economic Co-operation and Development, 2009.
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