Impact a guide to business communication

Manylion Llyfryddiaeth
Prif Awdur:	Northey, Margot, 1940-
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Scarborough, Ontario Prentice Hall Canada c1993.
Rhifyn:	3rd. ed.
Pynciau:	Communication in management. Commercial correspondence. Business report writing.