Dyfyniad APA

Kienzler, D. S. (2017). Business & Professional Communication. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Kienzler, Donna S. Business & Professional Communication. New York: McGraw-Hill, 2017.

Dyfyniad MLA

Kienzler, Donna S. Business & Professional Communication. New York: McGraw-Hill, 2017.

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