Villareal, R. L. (1977). Inheritance of varietal resistance to bacterial leaf blight and its relation to culm length in four rice crosses [microform]. Photoduplication Service, University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVillareal, Reynaldo Lopez. Inheritance of Varietal Resistance to Bacterial Leaf Blight and Its Relation to Culm Length in Four Rice Crosses [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVillareal, Reynaldo Lopez. Inheritance of Varietal Resistance to Bacterial Leaf Blight and Its Relation to Culm Length in Four Rice Crosses [microform]. Photoduplication Service, University of the Philippines Library, 1977.
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