| 其他書名 | Field Operations and Quality Assurance Report for Soil Sampling and Preparation in the Northeastern United States. Preparation |
| 出版 | U.S. Environmental Protection Agency, Office of Research and Development, 1987 |
| URL | http://books.google.com.hk/books?id=_018YgEACAAJ&hl=&source=gbs_api |