International Rice Research Institute, & International rice testing program. (1981). Preliminary report of 1980 IRTP nurseries. Manila, Philippines: The international rice research institute.
Styl ChicagoInternational Rice Research Institute, a International rice testing program. Preliminary Report of 1980 IRTP Nurseries. Manila, Philippines: The international rice research institute, 1981.
Citace podle MLAInternational Rice Research Institute, a International rice testing program. Preliminary Report of 1980 IRTP Nurseries. Manila, Philippines: The international rice research institute, 1981.
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