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«Visual COBOL».IBM PartnerWorld.IBM,21-08-2013. Arxivat de l'original el 2014-07-12.[Consulta: 5 febrer 2014].«Micro Focus Visual COBOL delivers the next generation of COBOL development and deployment for Linux x86-64, Linux for System z, AIX, HP/UX, Solaris, and Windows.»
«Visual COBOL».IBM PartnerWorld.IBM,21-08-2013. Arxivat de l'original el 2014-07-12.[Consulta: 5 febrer 2014].«Micro Focus Visual COBOL delivers the next generation of COBOL development and deployment for Linux x86-64, Linux for System z, AIX, HP/UX, Solaris, and Windows.»