APA (7th ed.) Citation

Rijsbergen, C. J. v. (1975). Information retrieval. Butterworths.

Chicago Style (17th ed.) Citation

Rijsbergen, Cornelis J. van. Information Retrieval. London [u.a.]: Butterworths, 1975.

MLA (9th ed.) Citation

Rijsbergen, Cornelis J. van. Information Retrieval. Butterworths, 1975.