International Graphical Federation (IGF). (1958). Report of proceedings of the fourth Congress and the Trade Groupe Conferences held in Munich, Federal Germany on the 14th to 20th september 1958. Berne: IGF.
芝加哥风格引文International Graphical Federation (IGF). Report of Proceedings of the Fourth Congress and the Trade Groupe Conferences Held in Munich, Federal Germany on the 14th to 20th September 1958. Berne: IGF, 1958.
MLA引文International Graphical Federation (IGF). Report of Proceedings of the Fourth Congress and the Trade Groupe Conferences Held in Munich, Federal Germany on the 14th to 20th September 1958. Berne: IGF, 1958.
警告：这些引文格式不一定是100％准确.