Reid, J. M., Jr, & Silleck, A. (1990). Better business letters: A self-instructional book to develop skill in writing (4th ed.). Addison-Wesley Publishing Company, Inc.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিReid, James M., Jr, এবং Anne Silleck. Better Business Letters: A Self-instructional Book to Develop Skill in Writing. 4th ed. Reading, Massachusetts: Addison-Wesley Publishing Company, Inc, 1990.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিReid, James M., Jr, এবং Anne Silleck. Better Business Letters: A Self-instructional Book to Develop Skill in Writing. 4th ed. Addison-Wesley Publishing Company, Inc, 1990.
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