IRRI. (1973). The International rice research institute annual report for 1972. Philippines: IRRI.
シカゴスタイル引用形IRRI. The International Rice Research Institute Annual Report for 1972. Philippines: IRRI, 1973.
MLA引用形式IRRI. The International Rice Research Institute Annual Report for 1972. Philippines: IRRI, 1973.
警告: この引用は必ずしも正確ではありません.