APA引文

Philippines (Republic). Bureau of Public Works & Highway Planning Survey. (1950). Philippine highways: A study of the highway transport system requirements and recommendations. s.n.].

Chicago Style (17th ed.) Citation

Philippines (Republic). Bureau of Public Works and Highway Planning Survey. Philippine Highways: A Study of the Highway Transport System Requirements and Recommendations. [Manila: s.n.], 1950.

MLA引文

Philippines (Republic). Bureau of Public Works and Highway Planning Survey. Philippine Highways: A Study of the Highway Transport System Requirements and Recommendations. s.n.], 1950.