Guffey, M. E. (1991). Essentials of business communication (2nd ed.). PWS - KENT.
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Chicago Style (17th ed.) Citation
Guffey, Mary E. Essentials of Business Communication. 2nd ed. Boston: PWS - KENT, 1991.
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MLA引文
Guffey, Mary E. Essentials of Business Communication. 2nd ed. PWS - KENT, 1991.
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警告：這些引文格式不一定是100％准確.