Cita APA (7th ed.)

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.

Cita Chicago (17th ed.)

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.

Cita MLA (9th ed.)

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.