BROWN, G. D. (1981). Beyond COBOL; survival in business applications programming. John Wiley.
Chicago-čujuhus (17. p.)BROWN, Gary DeWard. Beyond COBOL; Survival in Business Applications Programming. New York: John Wiley, 1981.
MLA-čujuhus (9. p.)BROWN, Gary DeWard. Beyond COBOL; Survival in Business Applications Programming. John Wiley, 1981.
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