APA (7 वां संस्करण) प्रशस्ति पत्र

(1973). Population distribution and its projection, province of Isabela: The social and environmental impact of the Magat river project. Institute of Planning, University of the Philippines.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Population Distribution and Its Projection, Province of Isabela: The Social and Environmental Impact of the Magat River Project. Quezon City: Institute of Planning, University of the Philippines, 1973.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Population Distribution and Its Projection, Province of Isabela: The Social and Environmental Impact of the Magat River Project. Institute of Planning, University of the Philippines, 1973.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.