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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিEuropean University Institute. Working Group on Environmental Studies, Inc ebrary, এবং Ute Collier. Deregulation in the European Union: Environmental Perspectives. London ; New York: Routledge, 1998.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিEuropean University Institute. Working Group on Environmental Studies, et al. Deregulation in the European Union: Environmental Perspectives. Routledge, 1998.
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