APA (7th ed.) Citation

McCalla, R. (1985). Structured COBOL programming and data-processing methods. Brooks/Cole Pub Co.

Chicago Style (17th ed.) Citation

McCalla, Richard. Structured COBOL Programming and Data-processing Methods. Monterey, Calif: Brooks/Cole Pub Co, 1985.

MLA (9th ed.) Citation

McCalla, Richard. Structured COBOL Programming and Data-processing Methods. Brooks/Cole Pub Co, 1985.