Morgan, P. R. (1990). Rural water supplies and sanitation. Macmillan.
Chicagoスタイル(17版)引用形式Morgan, Peter R. Rural Water Supplies and Sanitation. London: Macmillan, 1990.
MLA(9版)引用形式Morgan, Peter R. 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.