American Water Works Association, American National Standards Institute, & ebrary, Inc. (2012). Granular activated carbon. American Water Works Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Water Works Association, American National Standards Institute, और Inc ebrary. Granular Activated Carbon. [New York?]: American Water Works Association, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmerican Water Works Association, et al. Granular Activated Carbon. American Water Works Association, 2012.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.