TY  - BOOK
AU  - Mansfield Edwin
TI  - Industrial research and technological innovation
T2  - Cowles Foundation for Research in Economics
SN  - 58250079
U1  - X9:84.73.N6, K8 
PY  - 1968///
CY  - London
PB  - Longmans          
N1  - Bibliography: P 222-30; Appendix: P 211-21
ER  -