TY  - BOOK
AU  - Carl Shapiro
AU  - Hal R. Varian
TI  - Information rules: a strategic guide to the network economy
SN  - 0-87584-863-x
U1  -  658.4038 
PY  - 1999///
CY  - Boston,USA
PB  - Harvard Business School School
KW  - Information society
ER  -