TY  - BOOK
AU  - Girifalco,L.A.
TI  - Dynamics of technological change
SN  - 0442005636
U1  - 600 
PY  - 1991///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Technological innovations
N1  - Includes bibliographical reference and index
ER  -