APA (7th ed.) Citation

American Water Works Association, American National Standards Institute, & ebrary, Inc. (2012). Granular activated carbon. American Water Works Association.

Chicago Style (17th ed.) Citation

American Water Works Association, American National Standards Institute, and Inc ebrary. Granular Activated Carbon. [New York?]: American Water Works Association, 2012.

MLA (9th ed.) Citation

American Water Works Association, et al. Granular Activated Carbon. American Water Works Association, 2012.

Warning: These citations may not always be 100% accurate.