Frank William Jefkins
4 ספרים במאגר
ספרים
Frank William Jefkins

Public relations
Frank William Jefkins · 1991
Frank William Jefkins

International dictionary of marketing and communication
Frank William Jefkins · 1987
Frank William Jefkins

Communication in industrialising countries
Frank William Jefkins · 1986
Frank William Jefkins
Secrets of Successful Direct Response Market
Frank William Jefkins · 1990