DPWH adds over 1,500 kms of roads, 354 bridges in Ilocos Region.
- [S,l.] : Manila Bulletin, July 8, 2021.
In: Manila Bulletin (July 8, 2021), column 1-5, page 2
Roads.
In: Manila Bulletin (July 8, 2021), column 1-5, page 2
Roads.