Philippines (Republic). Civil Aeronautics Administration & United States. Agency for International Development. (1967). Philippine airports and airways: Requirements analysis. [s.n.].
芝加哥风格引文Philippines (Republic). Civil Aeronautics Administration 与 United States. Agency for International Development. Philippine Airports and Airways: Requirements Analysis. Manila: [s.n.], 1967.
MLA引文Philippines (Republic). Civil Aeronautics Administration 与 United States. Agency for International Development. Philippine Airports and Airways: Requirements Analysis. [s.n.], 1967.
警告：这些引文格式不一定是100％准确.