ebrary, Inc, & Maddaus, W. O. (2007). Water resources planning (2nd ed.). American Water Works Association.
芝加哥风格引文ebrary, Inc, 与 William O. Maddaus. Water Resources Planning. 2nd ed. Denver, Colo.: American Water Works Association, 2007.
MLA引文ebrary, Inc, 与 William O. Maddaus. Water Resources Planning. 2nd ed. American Water Works Association, 2007.
警告：这些引文格式不一定是100％准确.