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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিOECD Group on Urban Affairs. Urban Travel and Sustainable Development. Paris : Washington, D.C.: European Conference of Ministers of Transport ; OECD Publications and Information Centre, distributor], 1995.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিOECD Group on Urban Affairs. Urban Travel and Sustainable Development. European Conference of Ministers of Transport ; OECD Publications and Information Centre, distributor], 1995.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.