Brown, Gary D.
Advanced ANS cobol: with structured programming
John Wiley & Sons, 1977
 Buku Teks SO
Noll, Paul
The Structured programming cookbook: a productivity tool for the cobol programmer
Mike Murach & Associates, Inc, 1978
 Buku Teks SO
Stern, Nancy B.
Structured COBOL programming
Wiley, 1994
 Buku Teks SO
Nickerson, Robert C.
Fundamentals of structured COBOL
Little, Brown, 1984
 Buku Teks
Litecky, Charles R.
Structured Cobol: a step by step approach
McGraw-Hill, 1987
 Buku Teks