APA aipamena

Finkenaur,Robert G. (1977). Cobol for Students: A Programming Primer (1977.). Winthrop Publishers,Inc.

Chicago Style aipamena

Finkenaur,Robert G. Cobol for Students: A Programming Primer. 1977. Cambridge: Winthrop Publishers,Inc, 1977.

MLA aipamena

Finkenaur,Robert G. Cobol for Students: A Programming Primer. 1977. Winthrop Publishers,Inc, 1977.

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