APA Style
Stern, Nancy, Stern, Robert A.. (1991).
Structured Cobol Programming (6th Edition).
Sampaloc, Manila:
Seven R\'s Publishing Company.
Chicago Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming.
6th Edition
Sampaloc, Manila:
Seven R\'s Publishing Company,
1991.
Text.
MLA Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming.
6th Edition
Sampaloc, Manila:
Seven R\'s Publishing Company,
1991.
Text.
Turabian Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming.
6th Edition
Sampaloc, Manila:
Seven R\'s Publishing Company,
1991.
Print.