00496nam a22001697a 4500 20130819154238.0 091016t xxu||||| |||| 00| 0 eng d 81-87612-06-1 681.3.066 GNU STA Stallman, Richard M. 7109 Free software free society Thrissur Alter Media 2004 128p. GNU Operating system Free software movement Computer science Riyaz usman [ed.] 7111 BK 0 0 udc 0 0 UL UL 2009-10-16 1 004.455.3 STA 00054083 2025-01-28 2025-01-03 2009-10-16 BK 8638 8637