| 其他書名 | Drainage for Efficient Crop Production, Held Chic., Ill., December 6 and 7, 1965. Sponsoring Societies: Amer. Soc. of Agricultural Engineers, Amer. Soc. of Civil Engineers and Others |
| 出版 | Amer. Soc. of Agricultural Engineers, 1965 |
| URL | http://books.google.com.hk/books?id=9rUzNQAACAAJ&hl=&source=gbs_api |