D.B. Lenat , R. G. (1990). Building Large Knowledge-Based Systems: Representation and Inference in the Cyc Project. Addison-Wesley.
芝加哥风格引文D.B. Lenat , R.V. Guha. Building Large Knowledge-Based Systems: Representation and Inference in the Cyc Project. Addison-Wesley, 1990.
MLA引文D.B. Lenat , R.V. Guha. Building Large Knowledge-Based Systems: Representation and Inference in the Cyc Project. Addison-Wesley, 1990.
警告：这些引文格式不一定是100％准确.