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