TY  - BOOK
AU  - Schwarz, Brita
AU  - Svedin, Uno
AU  - Wittrock,, Bjorn
TI  - Methods in futures studies: : Problems and applications
SN  - 086531909X
PY  - 1982///
CY  - Colorado: 
PB  - Westview Press, 
KW  - Information science
KW  - Delphi technique
KW  - Raw materials
KW  - Transportation
ER  -