Physical Planning Strategy for the Philippines. (1973). Selected principal airports. s.n.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhysical Planning Strategy for the Philippines. Selected Principal Airports. [Manila: s.n.], 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhysical Planning Strategy for the Philippines. Selected Principal Airports. s.n.], 1973.
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