Philippines. Dept. of Public Works and Highways. Bureau of Research and Standards. DPWH technical journal. Bureau of Research and Standards, Dept. of Public Works and Highways.
芝加哥风格引文Philippines. Dept. of Public Works and Highways. Bureau of Research and Standards. DPWH Technical Journal. Diliman, Quezon City: Bureau of Research and Standards, Dept. of Public Works and Highways.
MLA引文Philippines. Dept. of Public Works and Highways. Bureau of Research and Standards. DPWH Technical Journal. Bureau of Research and Standards, Dept. of Public Works and Highways.
警告：这些引文格式不一定是100％准确.