APA (7e ed.) Bronvermelding

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 (17e ed.) Bronvermelding

Philippines. Department of Public Works and Highways en Patricia Ann V. Cantero. Public Works at 110: Service Solid & Strong. [Manila: Department of Public Works and Highways, 2008.

MLA (9e ed.) Bronvermelding

Philippines. Department of Public Works and Highways en Patricia Ann V. Cantero. Public Works at 110: Service Solid & Strong. Department of Public Works and Highways, 2008.