APA (7th ed.) Citation

Willett, P. (1993). Best-match text retrieval. Library Information Technology Centre.

Chicago Style (17th ed.) Citation

Willett, Peter. Best-match Text Retrieval. London: Library Information Technology Centre, 1993.

MLA (9th ed.) Citation

Willett, Peter. Best-match Text Retrieval. Library Information Technology Centre, 1993.

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