APA aipamena

Microsoft Corporation. (1988). Microsof COBOL optimizing complier version 3.0. BPB.

Chicago Style aipamena

Microsoft Corporation. Microsof COBOL Optimizing Complier Version 3.0. New Delhi: BPB, 1988.

MLA aipamena

Microsoft Corporation. Microsof COBOL Optimizing Complier Version 3.0. BPB, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.