2.
COBOL Programmer's Book of Rules
by Ledin, George, Jr., Kudlick...
ISBN: 9780685064818
List Price: $14.95
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COBOL Programmer's Book of Rules
by Ledin, George, Jr., Kudlick...
ISBN: 9780685429662
List Price: $19.95
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Structured Approach to General Basic - George Ledin - Paperback
by Ledin, George
ISBN: 9780878350704
List Price: $17.50
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COBOL Programmer's Book of Rules - George Ledin - Paperback
by Ledin, George
ISBN: 9780534979232
List Price: $19.95
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Personal Computer Glossary A Dictionary Reference Guide
by Ledin, George, Jr.
ISBN: 9780882842332
List Price: $3.50