Fenton, J. Patrick. Structured COBOL : programming and problem solving / J. Patrick Fenton, Brian K. Williams. - 1st ed. - St. Louis : Times Mirror/Mosby College Pub., 1988. - xxiv, 724 p. : ill. (some col.) ; 28 cm. Includes index. ISBN: 080161662X (pbk.) LCCN: 87018170 LC Class. No.: QA76.73.C25 / F46 1988 Dewey Class. No.: 005.13/3