Philippines (Republic). Commission on Population & University of the Philippines (Diliman). Population Institute. (1972). Philippine family planning chartbook: 1971-. [s.n.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines (Republic). Commission on Population और University of the Philippines (Diliman). Population Institute. Philippine Family Planning Chartbook: 1971-. Manila: [s.n.], 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines (Republic). Commission on Population और University of the Philippines (Diliman). Population Institute. Philippine Family Planning Chartbook: 1971-. [s.n.], 1972.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.