Philippines (Republic). Bureau of Aeronautics. (1947). Rules and regulations governing the use of government air navigation facilities and providing the payment of the use thereof. s.n.
Citación estilo ChicagoPhilippines (Republic). Bureau of Aeronautics. Rules and Regulations Governing the Use of Government Air Navigation Facilities and Providing the Payment of the Use Thereof. [Manila: s.n, 1947.
Cita MLAPhilippines (Republic). Bureau of Aeronautics. Rules and Regulations Governing the Use of Government Air Navigation Facilities and Providing the Payment of the Use Thereof. s.n, 1947.
Warning: These citations may not always be 100% accurate.