APA aipamena

Không rõ. (1999). Visible analyst: Tutorial on structured methods and the repository. VisibleSystemsCorporation.

Chicago Style aipamena

Không rõ. Visible Analyst: Tutorial On Structured Methods and the Repository. VisibleSystemsCorporation, 1999.

MLA aipamena

Không rõ. Visible Analyst: Tutorial On Structured Methods and the Repository. VisibleSystemsCorporation, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.