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

Structured Cobol

Standard COBOL Mike Murach 1971 Computer Programming Textbook Science Research

Vickler - Cobol Cobol Database Interaction - New paperback or softbac - X555z

Vickler - Cobol Cobol Code Optimization - New paperback or softback - X555z

Fundamentals of structured COBOL programming by Carl Feingold

Modern COBOL Programming for Beginners by John Bailey

Vickler - Cobol Cobol Basics for Beginners - New paperback or softbac - X555z