Dhawan, K. S. (1997). Principles of information retrieval. Commonwealth Publishers.
芝加哥风格引文Dhawan, K. S. Principles of Information Retrieval. New Delhi: Commonwealth Publishers, 1997.
MLA引文Dhawan, K. S. Principles of Information Retrieval. Commonwealth Publishers, 1997.
警告：这些引文格式不一定是100％准确.