1. In Business, Ethics Is Not A Big Seller…;Andrew;The New York Times,1975
2. Public Relations;Bernays,1951
3. Shifts in Public Relations;Gras;Bulletin of the Business Historical Society,1945
4. Shifts in Public Relations;Gras;Bulletin of the Business Historical Society,1945
5. Two-Way Street: The Emergence of the Public Relations Counsel;Goldman,1948