International Confederation of Free Trade Unions (ICFTU). (1990). Occupational Health, Safety and the Environment in Central and Eastern Europe. Brussels: ICFTU.
芝加哥风格引文International Confederation of Free Trade Unions (ICFTU). Occupational Health, Safety and the Environment in Central and Eastern Europe. Brussels: ICFTU, 1990.
MLA引文International Confederation of Free Trade Unions (ICFTU). Occupational Health, Safety and the Environment in Central and Eastern Europe. Brussels: ICFTU, 1990.
警告：这些引文格式不一定是100％准确.