APA (7 वां संस्करण) प्रशस्ति पत्र

Mercurio, R. (2018). PAL, Cebu P[ac expanding fleet with passenger, eco-friendly aircraft. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Mercurio, Richmond. "PAL, Cebu P[ac Expanding Fleet with Passenger, Eco-friendly Aircraft." Philippine Star 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Mercurio, Richmond. "PAL, Cebu P[ac Expanding Fleet with Passenger, Eco-friendly Aircraft." Philippine Star, 2018.