RSM McGladrey, Inc, American Water Works Association, & ebrary, Inc. (2009). Water workforce trends: Impact of the 2009 economy : a comprehensive survey. American Water Works Association.
芝加哥风格引文RSM McGladrey, Inc, American Water Works Association, 与 Inc ebrary. Water Workforce Trends: Impact of the 2009 Economy : A Comprehensive Survey. Denver, Colo.: American Water Works Association, 2009.
MLA引文RSM McGladrey, Inc, et al. Water Workforce Trends: Impact of the 2009 Economy : A Comprehensive Survey. American Water Works Association, 2009.
警告：这些引文格式不一定是100％准确.