APA (7e ed.) Bronvermelding

(1982). Rural roads development program II, final report: Palawan. [s.l.].

Chicago (17e ed.) Bronvermelding

Rural Roads Development Program II, Final Report: Palawan. Norconsult A.S. and Renardet S.A: [s.l.], 1982.

MLA (9e ed.) Bronvermelding

Rural Roads Development Program II, Final Report: Palawan. [s.l.], 1982.