Columbia subject headings:
Harvard subject headings:
Climatic changes--Forecasting
Democracy--Forecasting.
Forecasting
Future, The
Futurologists--Germany.
History, Modern--21st century
Jungk, Robert, 1913-1994.
Social change--Forecasting.
Sustainable development--Forecasting.
Technological forecasting
Princeton subject headings:
Climatic changes--Forecasting.
Democracy--Forecasting.
Forecasting.
Future, The.
Futurologists--Germany.
History, Modern--21st century.
Jungk, Robert, 1913-1994.
Social change--Forecasting.
Sustainable development--Forecasting.
Technological forecasting.