Không rõ. (1999). Visible analyst: Tutorial on structured methods and the repository. VisibleSystemsCorporation.
シカゴスタイル引用形Không rõ. Visible Analyst: Tutorial On Structured Methods and the Repository. VisibleSystemsCorporation, 1999.
MLA引用形式Không rõ. Visible Analyst: Tutorial On Structured Methods and the Repository. VisibleSystemsCorporation, 1999.
警告: この引用は必ずしも正確ではありません.