| 其他書名 | A Limited Comparison of Health Risks Between Slow Rate Land Treatment and Activated Sludge Treatment and Discharge |
| 出版 | U.S. Environmental Protection Agency, Office of Water Program Operations, Municipal Construction Division, 1979 |
| URL | http://books.google.com.hk/books?id=XWUCSQAACAAJ&hl=&source=gbs_api |