The 23 most common mistakes in public relations.

The 23 most common mistakes in public relations.

Manylion Llyfryddiaeth
Prif Awdur: Benn, Alec
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York, N.Y. AMACOM Book Division, American Management Association c1982
Pynciau:
Public relations.