Quamaruzzaman, M. (1977). Seasonal changes of the pathogenic races of pyricularia oryze cav. at the IRRI blast nursery [microform]. Photoduplication Service. University of the Philippines Library.
Dyfyniad Arddull ChicagoQuamaruzzaman, Mohammad. Seasonal Changes of the Pathogenic Races of Pyricularia Oryze Cav. at the IRRI Blast Nursery [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Dyfyniad MLAQuamaruzzaman, Mohammad. Seasonal Changes of the Pathogenic Races of Pyricularia Oryze Cav. at the IRRI Blast Nursery [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.