International Research Forum in Information Science Kopenhaga. (1980). Theory and application of information research: Proceedings of the second International Research Forum on Information Science, 3-6 August 1977, Royal School of Librarianship, Copenhagen. Mansell.
Чикаго стиль цитування (17-те видання)International Research Forum in Information Science Kopenhaga. Theory and Application of Information Research: Proceedings of the Second International Research Forum on Information Science, 3-6 August 1977, Royal School of Librarianship, Copenhagen. London: Mansell, 1980.
Стиль цитування MLA (9-ме видання)International Research Forum in Information Science Kopenhaga. Theory and Application of Information Research: Proceedings of the Second International Research Forum on Information Science, 3-6 August 1977, Royal School of Librarianship, Copenhagen. Mansell, 1980.