Chavez, C. A. PH's first mountain tunnel project exposes local engineers to new technology - Bonoan. Manila Bulletin..
Chicago Style (17th ed.) CitationChavez, Chito A. "PH's First Mountain Tunnel Project Exposes Local Engineers to New Technology - Bonoan." Manila Bulletin. .
MLA (9th ed.) CitationChavez, Chito A. "PH's First Mountain Tunnel Project Exposes Local Engineers to New Technology - Bonoan." Manila Bulletin., .
Warning: These citations may not always be 100% accurate.