TY  - BOOK
AU  - Porter M E
AU  - Porter M E
TI  - The competitive advantage of nations
SN  - 0-02-925361-6
U1  - 658.4012 
PY  - 1990///
CY  - New Delhi
PB  - The free press
KW  - Management
N1  - BPSM;BPSM Gen
ER  -