Structured COBOL : programming and problem solving / J. Patrick Fenton, Brian K. Williams. Fenton, J. Patrick. Williams, Brian K., 1938- COBOL (Computer program language) Structured programming. QA76.73.C25 F46 1988 001.6424 19 FES Includes index. St. Louis : Times Mirror/Mosby College Pub., 1988. 1988. 1988 Text xxiv, 724 p. : eng The Times/Mosby data processing and information systems series