TY  - BOOK
AU  - Drucker, Peter F. 
TI  - Innovation and entrepreneurship: : practice and principles
SN  - 9781138019195
U1  - 658.4063 
PY  - 2015///
CY  - London
PB  - Routledge
KW  - Technological innovations-Management
KW  - Entrepreneurship
ER  -