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Chicago stil citiranjaProceedings of the 20th annual International ACM SIGIR Conference on research and development in information retrieval: Proceedings of the 20th annual International ACM SIGIR Conference on research and development in information retrieval. [S.l.]: ACM SIGIR [i.e.] ACM Special Interest Group on Information Retrieval, 1997.
MLA stil citiranjaProceedings of the 20th annual International ACM SIGIR Conference on research and development in information retrieval: Proceedings of the 20th annual International ACM SIGIR Conference on research and development in information retrieval. [S.l.]: ACM SIGIR [i.e.] ACM Special Interest Group on Information Retrieval, 1997.