TY  - BOOK
AU  - Rogers,Everett M.
AU  - Shoemaker,F.Floyd
TI  - Communication of innovations; a cross-cultural approach
AV  - MED HM101 R57 1971
PY  - 1971///
CY  - New York
PB  - Free Press
KW  - Social change
KW  - Technological innovations
KW  - Diffusion of innovations
ER  -