na INLIS000000000000387 20210427141231 210427||||||||| | ||| |||| || | 979-1519-45-5 010-0421000387 id 303.064 303.064 PUT l Ika Riswanti Putranti Lisensi Copyleft dan Perlindungan Open Source Sofware di Indonesia 1 Gallery Ilmu 2010 xi, 299hlm.;ilus.:21cm Computer program