Hänvisningar gällande denna post
APA-referensEllis, D. (1996). Progress and problems in information retrieval (2nd ed.). Library Association Publishing.
Chicago-stil citatEllis, David. Progress and Problems in Information Retrieval. 2nd ed. London: Library Association Publishing, 1996.
MLA-referensEllis, David. Progress and Problems in Information Retrieval. 2nd ed. Library Association Publishing, 1996.
Harvard-stil citatEllis, D. 1996. Progress and problems in information retrieval. 2nd ed. London: Library Association Publishing.
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