TY  - BOOK
AU  - Porter,Michael E.
TI  - Keunggulan bersaing: menciptakan dan mempertahankan kinerja unggul 
PY  - 1992///
CY  - Jakarta
PB  - Penerbit Erlangga
KW  - Competition
KW  - Industrial management
N1  - Competitive advantage : creating and sustaining superior performance
ER  -