Philippine Center for Investigative Journalism. (2016). Pre-campaign ads hit P6.7B. Manila Bulletin.
Dyfyniad Arddull ChicagoPhilippine Center for Investigative Journalism. "Pre-campaign Ads Hit P6.7B." Manila Bulletin 2016.
Dyfyniad MLAPhilippine Center for Investigative Journalism. "Pre-campaign Ads Hit P6.7B." Manila Bulletin, 2016.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.