Ross, R. D. (1977). Management of public relations: Analysis and planning external relations. John Wiley and sons.
Chicago ZitierstilRoss, Robert D. Management of Public Relations: Analysis and Planning External Relations. John Wiley and sons, 1977.
MLA ZitierstilRoss, Robert D. Management of Public Relations: Analysis and Planning External Relations. John Wiley and sons, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.