European Congress on Documentation Systems and Networks (1st, Commission of the European Communities, Bureau Marcel van Dijk, & Institut francais de formation permanente. (1974). First European congress on documentation systems and networks, Luxembourg, 16th, 17th and 18th May, 1973.
芝加哥风格引文European Congress on Documentation Systems and Networks (1st, Commission of the European Communities, Bureau Marcel van Dijk, 与 Institut francais de formation permanente. First European Congress on Documentation Systems and Networks, Luxembourg, 16th, 17th and 18th May, 1973. [Brussels], 1974.
MLA引文European Congress on Documentation Systems and Networks (1st, et al. First European Congress on Documentation Systems and Networks, Luxembourg, 16th, 17th and 18th May, 1973. 1974.