Wilson, W. Y. S. (2005). Practical approach to knowledge-based question answering with natural language understanding and advanced reasoning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wilson, Wong Yik Sen. Practical Approach to Knowledge-based Question Answering with Natural Language Understanding and Advanced Reasoning. 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Wilson, Wong Yik Sen. Practical Approach to Knowledge-based Question Answering with Natural Language Understanding and Advanced Reasoning. 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.