McCalla, R. (1985). Structured COBOL programming and data-processing methods. Brooks/Cole Pub Co.
Chicagoスタイル(17版)引用形式McCalla, Richard. Structured COBOL Programming and Data-processing Methods. Monterey, Calif: Brooks/Cole Pub Co, 1985.
MLA(9版)引用形式McCalla, Richard. Structured COBOL Programming and Data-processing Methods. Brooks/Cole Pub Co, 1985.
警告: この引用は必ずしも正確ではありません.