APA (7th ed.) Citation

Wilson, P. (1978). Some Fundamental Concepts of Information Retrieval.

Chicago Style (17th ed.) Citation

Wilson, Patrick. Some Fundamental Concepts of Information Retrieval. 1978.

MLA (9th ed.) Citation

Wilson, Patrick. Some Fundamental Concepts of Information Retrieval. 1978.

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