Fundamentals of COBOL / prepared by U.S. Navy Programming Languages Group in joint cooperation with UNIVAC Division of Sperry Rand Corporation.
Čikaški stil citiranja (17. izdanje)Fundamentals of COBOL / Prepared by U.S. Navy Programming Languages Group in Joint Cooperation with UNIVAC Division of Sperry Rand Corporation.
MLA način citiranja (9. izdanje)Fundamentals of COBOL / Prepared by U.S. Navy Programming Languages Group in Joint Cooperation with UNIVAC Division of Sperry Rand Corporation.
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