Nguyen, E. L. (1979). The influence of weather on rice production [microform]. Photoduplication Service, University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNguyen, Elvira Liwag. The Influence of Weather on Rice Production [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNguyen, Elvira Liwag. The Influence of Weather on Rice Production [microform]. Photoduplication Service, University of the Philippines Library, 1979.
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