Structured COBOL :
programming and problem solving /
J. Patrick Fenton, Brian K. Williams.
APA Citation
Fenton, J. Patrick., Williams, B. K. (1988). Structured COBOL: programming and problem solving. St. Louis: Times Mirror/Mosby College Pub..
MLA Citation
Fenton, J. Patrick, and Brian K. Williams. Structured COBOL: Programming And Problem Solving. St. Louis: Times Mirror/Mosby College Pub., 1988.
Warning: These citations may not always be complete (especially for serials).