01070oas 2200349 450 991070513690332120140306112003.0(CKB)5470000002447989(OCoLC)818354357(EXLCZ)99547000000244798920121116a19uu9999 |a engur|||||||||||txtrdacontentcrdamediacrrdacarrierCopyright registration for computer programsWashington, D.C. :Library of Congress, Copyright Office1 online resourceCircular ;61Copyright and electronic data processingUnited StatesCopyright licensesUnited StatesCopyright and electronic data processingCopyright licensesLibrary of Congress.Copyright Office,WEAWEAGPODOCUMENT9910705136903321Copyright registration for computer programs3270621UNINA