How to say it at work power words, phrases, and communication secrets for getting ahead

Manylion Llyfryddiaeth
Prif Awdur:	Griffin, Jack
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	New York Prentice Hall c2008.
Rhifyn:	2nd ed.
Pynciau:	Business communication. Communication in organizations. Oral communication.