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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি.Krizan, A. C., A. C. Krizan, patricia merrier, এবং carol larson jones. Business Communication. 8th Ed. Australia ; Mason, OH: South-Western Cengage Learning, 2011.
M.L.A (9 ম সংস্করণ) উদ্ধৃতি.Krizan, A. C., et al. Business Communication. 8th Ed. South-Western Cengage Learning, 2011.