ebrary, Inc, & Maddaus, W. O. (2007). Water resources planning (2nd ed.). American Water Works Association.
Chicagoスタイル(17版)引用形式ebrary, Inc, , William O. Maddaus. Water Resources Planning. 2nd ed. Denver, Colo.: American Water Works Association, 2007.
MLA(9版)引用形式ebrary, Inc, , William O. Maddaus. Water Resources Planning. 2nd ed. American Water Works Association, 2007.
警告: この引用は必ずしも正確ではありません.