International Labour Office. MODEL CODE OF SAFETY REGULATIONS FOR INDUSTRIAL ESTABLISHMENTS FOR THE GUIDANCE OF GOVERNMENTS AND INDUSTRY.
芝加哥风格引文International Labour Office. MODEL CODE OF SAFETY REGULATIONS FOR INDUSTRIAL ESTABLISHMENTS FOR THE GUIDANCE OF GOVERNMENTS AND INDUSTRY. 1949. 1V. (LOOSE-LEAF).
MLA引文International Labour Office. MODEL CODE OF SAFETY REGULATIONS FOR INDUSTRIAL ESTABLISHMENTS FOR THE GUIDANCE OF GOVERNMENTS AND INDUSTRY.
警告：这些引文格式不一定是100％准确.