Krizan, A. (2008). Business communication (7th.). Thomson South- Western Publ.
Dyfyniad Arddull ChicagoKrizan, A. Business Communication. 7th. Kundli: Thomson South- Western Publ, 2008.
Dyfyniad MLAKrizan, A. Business Communication. 7th. Thomson South- Western Publ, 2008.
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