(2001). Report of the director general 2001 - 2002. Manila, Philippines: IRRI.
シカゴスタイル引用形Report of the Director General 2001 - 2002. Manila, Philippines: IRRI, 2001.
MLA引用形式Report of the Director General 2001 - 2002. Manila, Philippines: IRRI, 2001.
警告: この引用は必ずしも正確ではありません.