Rosales, E. F. (2023). Airlines ready for May 17 airspace closureAirlines ready for May 17 airspace closure. Philippine Star.
Cita Chicago (17th ed.)Rosales, Elijah Felice. "Airlines Ready for May 17 Airspace ClosureAirlines Ready for May 17 Airspace Closure." Philippine Star 2023.
Cita MLA (9th ed.)Rosales, Elijah Felice. "Airlines Ready for May 17 Airspace ClosureAirlines Ready for May 17 Airspace Closure." Philippine Star, 2023.
Atenció: Aquestes cites poden no estar 100% correctes.