ASHLEY RUTH. (1984). USING STRUCTURED COBOL,COBOL-2. WILEY EASTERN LTD.
Chicago Style (17th ed.) CitationASHLEY RUTH. USING STRUCTURED COBOL,COBOL-2. SINGAPORE: WILEY EASTERN LTD, 1984.
MLA (9th ed.) CitationASHLEY RUTH. USING STRUCTURED COBOL,COBOL-2. WILEY EASTERN LTD, 1984.
Warning: These citations may not always be 100% accurate.