MORGAN, P. (1990). Rural water supplies and sanitation. Macmillan.
Chicagoスタイル(17版)引用形式MORGAN, Peter. Rural Water Supplies and Sanitation. Macmillan, 1990.
MLA(9版)引用形式MORGAN, Peter. Rural Water Supplies and Sanitation. Macmillan, 1990.
警告: この引用は必ずしも正確ではありません.