APA (7th ed.) Citation

PNA/Xinhua. Singapore post delivers mail using drone. Manila Bulletin.

Chicago Style (17th ed.) Citation

PNA/Xinhua. "Singapore Post Delivers Mail Using Drone." Manila Bulletin .

MLA (9th ed.) Citation

PNA/Xinhua. "Singapore Post Delivers Mail Using Drone." Manila Bulletin, .

Warning: These citations may not always be 100% accurate.