International Graphical Federation (IGF). (1991). Report of the15th International Congress of the International Graphical Federation, London 6-8 october 1991. Brussel: IGF.
Chicago Style (17th ed.) CitationInternational Graphical Federation (IGF). Report of The15th International Congress of the International Graphical Federation, London 6-8 October 1991. Brussel: IGF, 1991.
MLA (8th ed.) CitationInternational Graphical Federation (IGF). Report of The15th International Congress of the International Graphical Federation, London 6-8 October 1991. Brussel: IGF, 1991.
Warning: These citations may not always be 100% accurate.