DPWH to build PH's first long-distance mountain tunnel in Davao

Xehetasun bibliografikoak
Argitaratua izan da:	Manila Bulletin Vol. 575, no. 5 (05 Nov. 2020), 1+
Egile nagusia:	Colina, Antonio L. IV
Formatua:	Artikulua
Argitaratua:	2020
Gaiak:	Philippines. Department of Public Works and Highways Road tunnels > Davao Japan International Cooperation Agency