Chowdhury, G. G. (2001). Introduction to modern information retrieval/G.G. Chowdhury. Library Association.
Lua i Stíl Chicago (17ú heag.)Chowdhury, G. G. Introduction to Modern Information Retrieval/G.G. Chowdhury. Library Association, 2001.
Lua MLA (8ú heag.)Chowdhury, G. G. Introduction to Modern Information Retrieval/G.G. Chowdhury. Library Association, 2001.
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