TY  - BOOK
AU  - Linstone,Harold A.
AU  - Sahal,Devendra
TI  - Technological substitution: forecasting techniques and applications 
SN  - 0444001816 :
U1  - 658.401 
PY  - 1976///
CY  - New York
PB  - Elsevier Pub.
KW  - Substitution (Technology)
KW  - Technological forecasting
N1  - Includes index
ER  -