Não informado. (1991). Information Management Report: An international newsletter for information professionals and librarians. Elsevier Science Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Information Management Report: An International Newsletter for Information Professionals and Librarians. Oxford, Inglaterra: Elsevier Science Publishers, 1991.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Information Management Report: An International Newsletter for Information Professionals and Librarians. Elsevier Science Publishers, 1991.
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