A pocket guide to public speakingde Dan O'HairMateriasPublic speakingRetorikEdiciones (1)A pocket guide to public speaking (2010)Bedford/St. Martins · inglés · ISBN 9780312598693Más obras de Dan O'HairSStrategic communication in business and the professionsStrategic communication in business and the professionsReal communicationCompetent communication
SStrategic communication in business and the professionsStrategic communication in business and the professions