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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Academy of Business Disciplines, Abbass F. Alkhafaji, এবং Zakaria El Sadek. International Business Strategies: Economic Development Issues. Slippery Rock, PA: International Academy of Business Disciplines, 1997.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Academy of Business Disciplines, et al. International Business Strategies: Economic Development Issues. International Academy of Business Disciplines, 1997.