Philippines. (1974). Labor code of the Philippines: Presidential decree no. 442. Government Printing Office.
芝加哥风格引文Philippines. Labor Code of the Philippines: Presidential Decree No. 442. [Manila]: Government Printing Office, 1974.
MLA引文Philippines. Labor Code of the Philippines: Presidential Decree No. 442. Government Printing Office, 1974.
警告：这些引文格式不一定是100％准确.