Columbia subject headings:
Harvard subject headings:
Journalism--Technological innovations.
Newspaper publishing--Forecasting.
Newspapers--History--21st century.
Online journalism
Press--Economic aspects.
Social media--Political aspects.
Princeton subject headings:
Journalism--Technological innovations.
Newspaper publishing--Forecasting.
Newspapers--History--21st century.
Online journalism.
Press--Economic aspects.
Social media--Political aspects.