International Labour Office. (1980). Occupational exposure limits for airborne toxic substances: A tabular compilation of values from selected countries 83143227. International Labour Office.
芝加哥风格引文International Labour Office. Occupational Exposure Limits for Airborne Toxic Substances: A Tabular Compilation of Values from Selected Countries 83143227. Geneva: International Labour Office, 1980.
MLA引文International Labour Office. Occupational Exposure Limits for Airborne Toxic Substances: A Tabular Compilation of Values from Selected Countries 83143227. International Labour Office, 1980.
警告：这些引文格式不一定是100％准确.