TY  - BOOK
AU  - Stallman, Richard M. 
AU  - Riyaz usman [ed.]
TI  - Free software free society 
SN  - 81-87612-06-1
PY  - 2004///
CY  - Thrissur 
PB  - Alter Media 
KW  - GNU
KW  - Operating system
KW  - Free software movement
KW  - Computer science
ER  -