Unite, B. Villar sacks DPWH engineer over ₱20-M extortion attempt. IN News. Manila Bulletin.
Chicago-viite (17. p.)Unite, Betheena. "Villar Sacks DPWH Engineer over ₱20-M Extortion Attempt. IN News." Manila Bulletin .
MLA-viite (9. p.)Unite, Betheena. "Villar Sacks DPWH Engineer over ₱20-M Extortion Attempt. IN News." Manila Bulletin, .
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