TY  - BOOK
AU  - Lave Lester B
TI  - Technological change:  Its conception and measurement   
T2  - Prentie-Hall series in mthemtical analysis of social behavior Ed by James S Coleman and James March
U1  - X0gF, K6 
PY  - 1966///
CY  - NJ
PB  - Prentice Hall        
KW  - Economics IRT Technological
ER  -