TY  - BOOK
AU  - Spence,W.R.
TI  - Innovation: the communication of change in ideas, practices and products 
SN  - 041254220X
PY  - 1994///
CY  - London
PB  - Chapman & Hall
KW  - Diffusion of innovations
KW  - Social change
KW  - Technological innovations
KW  - Social aspects
N1  - Bibliography : p.(239)-243
ER  -