APA (7th ed.) Citation

Mullish, H. (1983). Structured COBOL: A modern approach. Harper & Row.

Chicago Style (17th ed.) Citation

Mullish, Henry. Structured COBOL: A Modern Approach. New York: Harper & Row, 1983.

MLA (9th ed.) Citation

Mullish, Henry. Structured COBOL: A Modern Approach. Harper & Row, 1983.