Information Systems Through COBOL

COBOL Programming Information Systems 1978 Philippakis Kazmier Vintage Book

Structured Cobol

1979 COBOL / DV Verification Facilities User Guide - APPLIED DATA RESEARCH

Vsam for the Cobol Programmer: Concepts, Cobol, Jcl, Idcams by Doug Lowe

Advanced Structured Cobol Program Design Paperback Gary B. Shelly

Cobol George Jackson Hardcover 1st Edition Good Leather Bound Tab Books 1982

COBOL Logic and Programming- Fritz A. McCameron | PB 1st ed. 6th pr 1969