Bloomberg & Philippine News Agency. (2021). PH boosts patrols in disputed sea. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)Bloomberg e Philippine News Agency. "PH Boosts Patrols in Disputed Sea." Manila Bulletin 2021.
Citatione MLA (9a ed.)Bloomberg e Philippine News Agency. "PH Boosts Patrols in Disputed Sea." Manila Bulletin, 2021.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.