Shelly, G. B., & Cashman, T. J. a. R. (2008). Systems analysis and design (7th ed.). Thomson.
芝加哥风格引文Shelly, Gary B., 与 Thomas J and Rosenblatt Cashman. Systems Analysis and Design. 7th ed. Boston, Mass: Thomson, 2008.
MLA引文Shelly, Gary B., 与 Thomas J and Rosenblatt Cashman. Systems Analysis and Design. 7th ed. Thomson, 2008.
警告：这些引文格式不一定是100％准确.