American Water Works Association, American National Standards Institute, & ebrary, Inc. (2012). Granular activated carbon. American Water Works Association.
芝加哥风格引文American Water Works Association, American National Standards Institute, 与 Inc ebrary. Granular Activated Carbon. [New York?]: American Water Works Association, 2012.
MLA引文American Water Works Association, et al. Granular Activated Carbon. American Water Works Association, 2012.
警告：这些引文格式不一定是100％准确.