Campbell,Donald. (1995). Design and operation of smallholder irrigation in south Asia. World Bank.
シカゴスタイル引用形Campbell,Donald. Design and Operation of Smallholder Irrigation in South Asia. Washington: World Bank, 1995.
MLA引用形式Campbell,Donald. Design and Operation of Smallholder Irrigation in South Asia. World Bank, 1995.
警告: この引用は必ずしも正確ではありません.