Não informado. (1976). IRRI Research Paper Series. International Rice Research Institute.
Chicago (17e ed.) BronvermeldingNão informado. IRRI Research Paper Series. Manila: International Rice Research Institute, 1976.
MLA (8e ed.) BronvermeldingNão informado. IRRI Research Paper Series. International Rice Research Institute, 1976.
Let op: Deze citaties zijn niet altijd 100% accuraat.