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.
Chicago Style (17th ed.) CitationPhilippines (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.
MLA (9th ed.) CitationPhilippines (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.