Physical Planning Strategy for the Philippines. (1973). Power. National Economic and Development Authority.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhysical Planning Strategy for the Philippines. Power. [Manila]: National Economic and Development Authority, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhysical Planning Strategy for the Philippines. Power. National Economic and Development Authority, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.