ebrary, Inc, Habrias, H., & Frappier, M. (2006). Software specification methods (2nd ed.). ISTE Ltd.
芝加哥风格引文ebrary, Inc, Henri Habrias, 与 Marc Frappier. Software Specification Methods. 2nd ed. London ; Newport Beach, CA: ISTE Ltd, 2006.
MLA引文ebrary, Inc, et al. Software Specification Methods. 2nd ed. ISTE Ltd, 2006.
警告：这些引文格式不一定是100％准确.