Whitten, J. L. (1994). Systems analysis & design methods (3rd.ed.). Irwin.
芝加哥风格引文Whitten, Jeffrey L. Systems Analysis & Design Methods. 3rd.ed. Burr Ridge: Irwin, 1994.
MLA引文Whitten, Jeffrey L. Systems Analysis & Design Methods. 3rd.ed. Irwin, 1994.
警告：这些引文格式不一定是100％准确.