Reid, J. M., & Silleck, A. (1990). Better business letters: A self-instructional book to develop skill in writing (4th ed.). Addison-Wesley.
Citace podle Chicago (17th ed.)Reid, James M., a Anne Silleck. Better Business Letters: A Self-instructional Book to Develop Skill in Writing. 4th ed. Reading, Mass: Addison-Wesley, 1990.
Citace podle MLA (9th ed.)Reid, James M., a Anne Silleck. Better Business Letters: A Self-instructional Book to Develop Skill in Writing. 4th ed. Addison-Wesley, 1990.
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