Crismundo, M. U. DENR sees defects in sewage system in Siargao tourist-belt. IN Mindanao news. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)Crismundo, Mike U. "DENR Sees Defects in Sewage System in Siargao Tourist-belt. IN Mindanao News." Manila Bulletin .
Citatione MLA (9a ed.)Crismundo, Mike U. "DENR Sees Defects in Sewage System in Siargao Tourist-belt. IN Mindanao News." Manila Bulletin, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.