(1973). Presidential decree nos. 268-287 and related documents. Cacho Hermanos, Inc.
芝加哥风格引文Presidential Decree Nos. 268-287 and Related Documents. Mandalyuong, Rizal: Cacho Hermanos, Inc, 1973.
MLA引文Presidential Decree Nos. 268-287 and Related Documents. Cacho Hermanos, Inc, 1973.
警告：这些引文格式不一定是100％准确.