Ongley, E. D. Control of water pollution from agriculture. FAO.
Chicagoスタイル(17版)引用形式Ongley, Edwin D. Control of Water Pollution from Agriculture. FAO.
MLA(8版)引用形式Ongley, Edwin D. Control of Water Pollution from Agriculture. FAO.
警告: この引用は必ずしも正確ではありません.