ITL Education Solutions Limited & Ribeiro- Neto B. (1999). Modern information retrieval. ACM Press.
Chicago Edition CitationITL Education Solutions Limited and Ribeiro- Neto B. Modern Information Retrieval. New Delhi: ACM Press, 1999.
MLA Edition CitationITL Education Solutions Limited and Ribeiro- Neto B. Modern Information Retrieval. ACM Press, 1999.
Warning: These citations may not always be 100% accurate.