TY  - BOOK
AU  - Fusfeld Merbert I.
AU  -  Langlois Richard K.
TI  - Undersanding R and D productivity
T2  - Technology policy and economic growth series
U1  - X:84, M2 
PY  - 1982///
CY  - New York
PB  - Pergamon Press USA       
KW  - Top Management
ER  -