Andreas S. Philippakis has written:
'The new COBOL' -- subject(s): COBOL (Computer program language)
'Comprehensive COBOL' -- subject(s): COBOL (Computer program language)
'Information systems through COBOL' -- subject(s): COBOL (Computer program language), Management information systems
'COBOL for business applications' -- subject(s): COBOL (Computer program language)