2.
Alum Sludge in the Aquatic Environment, by Dennis B. George, Sharon G. Berk, V. Dean Adams, Eric L. Morgan, Robert O. Roberts, Cynthia A. Holloway, R. Craig Lott, Lissa K. Holt, Rebecca S. Ting, and Amy W. Welch. AWWA Research Foundation and the American Water Works Assoc., Denver, Colorado, (1991). 224 pages ISBN No.: 0‐89867‐531‐6 U.S. List Price: $36.50
机译:Alum Sludge in the Aquatic Environment, by Dennis B. George, Sharon G. Berk, V. Dean Adams, Eric L. Morgan, Robert O. Roberts, Cynthia A. Holloway, R. Craig Lott, Lissa K. Holt, Rebecca S. Ting, and Amy W. Welch. AWWA Research Foundation and the American Water Works Assoc., Denver, Colorado, (1991). 224 pages ISBN No.: 0‐89867‐531‐6 U.S. List Price: $36.50