APA Edition Citation

Dhawan, K. S. A. (1997). Principles of information retrieval.

Chicago Edition Citation

Dhawan, K S; Author. Principles of Information Retrieval. New Delhi, Commonwealth Publishers, 1997.

MLA Edition Citation

Dhawan, K S; Author. Principles of Information Retrieval. 1997.

Warning: These citations may not always be 100% accurate.