Philippines. Department of Public Works and Highways & Cantero, P. A. V. (2008). Public Works at 110: Service solid & strong. Department of Public Works and Highways.
Chicagoスタイル(17版)引用形式Philippines. Department of Public Works and Highways , Patricia Ann V. Cantero. Public Works at 110: Service Solid & Strong. [Manila: Department of Public Works and Highways, 2008.
MLA(9版)引用形式Philippines. Department of Public Works and Highways , Patricia Ann V. Cantero. Public Works at 110: Service Solid & Strong. Department of Public Works and Highways, 2008.
警告: この引用は必ずしも正確ではありません.