Mangahas, M. K. (1969). A cross-sectional study of the diffusion of new rice varieties in Central Luzon. Institute of Economic Development and Research, School of Economics, University of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMangahas, Mahar Kelly. A Cross-sectional Study of the Diffusion of New Rice Varieties in Central Luzon. [Quezon City]: Institute of Economic Development and Research, School of Economics, University of the Philippines, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMangahas, Mahar Kelly. A Cross-sectional Study of the Diffusion of New Rice Varieties in Central Luzon. Institute of Economic Development and Research, School of Economics, University of the Philippines, 1969.
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