TY  - BOOK
AU  - Heertje, Arnold.
TI  - Economics and technical change
SN  - 0297772716 
PY  - 1977///
CY  - London
PB  - Weidenfeld & Nicolson
KW  - Technological innovations
KW  - Economic development
N1  - Revised translation of Economie en technische ontwikkeling; Includes bibliographical references and indexes
ER  -